45648020 has 24 divisors (see below), whose sum is σ = 104575968. Its totient is φ = 16599200.

The previous prime is 45648007. The next prime is 45648037. The reversal of 45648020 is 2084654.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 103526 + ... + 103965.

It is an arithmetic number, because the mean of its divisors is an integer number (4357332).

Almost surely, 2^45648020 is an apocalyptic number.

It is an amenable number.

45648020 is an abundant number, since it is smaller than the sum of its proper divisors (58927948).

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

45648020 is a wasteful number, since it uses less digits than its factorization.

45648020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 207511 (or 207509 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 29.

The square root of 45648020 is about 6756.3318450177. The cubic root of 45648020 is about 357.3885612857.

The spelling of 45648020 in words is "forty-five million, six hundred forty-eight thousand, twenty".