45642902 has 16 divisors (see below), whose sum is σ = 75202560. Its totient is φ = 20679912.

The previous prime is 45642899. The next prime is 45642917. The reversal of 45642902 is 20924654.

45642902 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25238 + ... + 26985.

It is an arithmetic number, because the mean of its divisors is an integer number (4700160).

Almost surely, 2^45642902 is an apocalyptic number.

45642902 is a deficient number, since it is larger than the sum of its proper divisors (29559658).

45642902 is a wasteful number, since it uses less digits than its factorization.

45642902 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52267.

The product of its (nonzero) digits is 17280, while the sum is 32.

The square root of 45642902 is about 6755.9530785819. The cubic root of 45642902 is about 357.3752041308.

The spelling of 45642902 in words is "forty-five million, six hundred forty-two thousand, nine hundred two".