45392940 has 48 divisors (see below), whose sum is σ = 141224160. Its totient is φ = 12104640.

The previous prime is 45392923. The next prime is 45392953. The reversal of 45392940 is 4929354.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 45392895 and 45392904.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 41491 + ... + 42570.

It is an arithmetic number, because the mean of its divisors is an integer number (2942170).

Almost surely, 2^45392940 is an apocalyptic number.

It is an amenable number.

45392940 is an abundant number, since it is smaller than the sum of its proper divisors (95831220).

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

45392940 is a wasteful number, since it uses less digits than its factorization.

45392940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84079 (or 84071 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 36.

The square root of 45392940 is about 6737.4282927538. The cubic root of 45392940 is about 356.7216246675.

The spelling of 45392940 in words is "forty-five million, three hundred ninety-two thousand, nine hundred forty".