45815910 has 32 divisors (see below), whose sum is σ = 125667072. Its totient is φ = 10472160.

The previous prime is 45815909. The next prime is 45815927. The reversal of 45815910 is 1951854.

45815910 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 15 ways as a sum of consecutive naturals, for example, 108876 + ... + 109295.

It is an arithmetic number, because the mean of its divisors is an integer number (3927096).

Almost surely, 2^45815910 is an apocalyptic number.

45815910 is an abundant number, since it is smaller than the sum of its proper divisors (79851162).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45815910 is a wasteful number, since it uses less digits than its factorization.

45815910 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 218188.

The product of its (nonzero) digits is 7200, while the sum is 33.

The square root of 45815910 is about 6768.7450831007. The cubic root of 45815910 is about 357.8261746774.

The spelling of 45815910 in words is "forty-five million, eight hundred fifteen thousand, nine hundred ten".