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2974885 = 5594977
BaseRepresentation
bin1011010110010010100101
312121010202221
423112102211
51230144020
6143432341
734200064
oct13262245
95533687
102974885
111752091
12bb56b1
138020b4
145761db
153db6aa
hex2d64a5

2974885 has 4 divisors (see below), whose sum is σ = 3569868. Its totient is φ = 2379904.

The previous prime is 2974883. The next prime is 2974891. The reversal of 2974885 is 5884792.

2974885 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1758276 + 1216609 = 1326^2 + 1103^2 .

It is a cyclic number.

It is not a de Polignac number, because 2974885 - 21 = 2974883 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2974883) 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 3 ways as a sum of consecutive naturals, for example, 297484 + ... + 297493.

It is an arithmetic number, because the mean of its divisors is an integer number (892467).

22974885 is an apocalyptic number.

It is an amenable number.

2974885 is a deficient number, since it is larger than the sum of its proper divisors (594983).

2974885 is an equidigital number, since it uses as much as digits as its factorization.

2974885 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 594982.

The product of its digits is 161280, while the sum is 43.

The square root of 2974885 is about 1724.7854939093. The cubic root of 2974885 is about 143.8213609142.

The spelling of 2974885 in words is "two million, nine hundred seventy-four thousand, eight hundred eighty-five".

Divisors: 1 5 594977 2974885