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2849725 = 52113989
BaseRepresentation
bin1010110111101110111101
312100210002101
422313232331
51212142400
6141025101
733136144
oct12675675
95323071
102849725
11167704a
12b55191
1378a138
1454275b
153b456a
hex2b7bbd

2849725 has 6 divisors (see below), whose sum is σ = 3533690. Its totient is φ = 2279760.

The previous prime is 2849713. The next prime is 2849741. The reversal of 2849725 is 5279482.

It can be written as a sum of positive squares in 3 ways, for example, as 700569 + 2149156 = 837^2 + 1466^2 .

It is not a de Polignac number, because 2849725 - 219 = 2325437 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 56970 + ... + 57019.

22849725 is an apocalyptic number.

2849725 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2849725 is a deficient number, since it is larger than the sum of its proper divisors (683965).

2849725 is a wasteful number, since it uses less digits than its factorization.

2849725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113999 (or 113994 counting only the distinct ones).

The product of its digits is 40320, while the sum is 37.

The square root of 2849725 is about 1688.1128516779. The cubic root of 2849725 is about 141.7754335798.

The spelling of 2849725 in words is "two million, eight hundred forty-nine thousand, seven hundred twenty-five".

Divisors: 1 5 25 113989 569945 2849725