45902285 has 32 divisors (see below), whose sum is σ = 66261888. Its totient is φ = 30078720.

The previous prime is 45902249. The next prime is 45902291. The reversal of 45902285 is 58220954.

It is a happy number.

It is not a de Polignac number, because 45902285 - 2¹⁸ = 45640141 is a prime.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 29999 + ... + 31491.

It is an arithmetic number, because the mean of its divisors is an integer number (2070684).

Almost surely, 2^45902285 is an apocalyptic number.

It is an amenable number.

45902285 is a deficient number, since it is larger than the sum of its proper divisors (20359603).

45902285 is a wasteful number, since it uses less digits than its factorization.

45902285 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1565.

The product of its (nonzero) digits is 28800, while the sum is 35.

The square root of 45902285 is about 6775.1225081175. The cubic root of 45902285 is about 358.0508988938.

The spelling of 45902285 in words is "forty-five million, nine hundred two thousand, two hundred eighty-five".