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2766725 = 52138513
BaseRepresentation
bin1010100011011110000101
312012120020022
422203132011
51202013400
6135144525
732342153
oct12433605
95176208
102766725
11161a755
12b15145
1375b420
145203d3
15399b85
hex2a3785

2766725 has 12 divisors (see below), whose sum is σ = 3695076. Its totient is φ = 2042880.

The previous prime is 2766713. The next prime is 2766727. The reversal of 2766725 is 5276672.

It is a happy number.

2766725 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 6 ways, for example, as 1156 + 2765569 = 34^2 + 1663^2 .

It is not a de Polignac number, because 2766725 - 26 = 2766661 is a prime.

It is a d-powerful number, because it can be written as 219 + 74 + 64 + 66 + 75 + 221 + 57 .

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2766727) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3932 + ... + 4581.

It is an arithmetic number, because the mean of its divisors is an integer number (307923).

22766725 is an apocalyptic number.

2766725 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2766725 is a deficient number, since it is larger than the sum of its proper divisors (928351).

2766725 is a wasteful number, since it uses less digits than its factorization.

2766725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8536 (or 8531 counting only the distinct ones).

The product of its digits is 35280, while the sum is 35.

The square root of 2766725 is about 1663.3475283295. The cubic root of 2766725 is about 140.3854175703.

The spelling of 2766725 in words is "two million, seven hundred sixty-six thousand, seven hundred twenty-five".

Divisors: 1 5 13 25 65 325 8513 42565 110669 212825 553345 2766725