45692920 has 64 divisors (see below), whose sum is σ = 126544320. Its totient is φ = 14459904.

The previous prime is 45692903. The next prime is 45692921. The reversal of 45692920 is 2929654.

It is a self number, because there is not a number n which added to its sum of digits gives 45692920.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45692921) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2637 + ... + 9916.

It is an arithmetic number, because the mean of its divisors is an integer number (1977255).

Almost surely, 2^45692920 is an apocalyptic number.

45692920 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

45692920 is an abundant number, since it is smaller than the sum of its proper divisors (80851400).

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

45692920 is a wasteful number, since it uses less digits than its factorization.

45692920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12584 (or 12580 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 37.

The square root of 45692920 is about 6759.6538372908. The cubic root of 45692920 is about 357.5057002694.

The spelling of 45692920 in words is "forty-five million, six hundred ninety-two thousand, nine hundred twenty".