45756020 has 48 divisors (see below), whose sum is σ = 98313600. Its totient is φ = 17884800.

The previous prime is 45756017. The next prime is 45756071. The reversal of 45756020 is 2065754.

It is a super-2 number, since 2×45756020² = 4187226732480800, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 302945 + ... + 303095.

It is an arithmetic number, because the mean of its divisors is an integer number (2048200).

Almost surely, 2^45756020 is an apocalyptic number.

It is an amenable number.

45756020 is an abundant number, since it is smaller than the sum of its proper divisors (52557580).

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

45756020 is a wasteful number, since it uses less digits than its factorization.

45756020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 408 (or 406 counting only the distinct ones).

The product of its (nonzero) digits is 8400, while the sum is 29.

The square root of 45756020 is about 6764.3196258013. The cubic root of 45756020 is about 357.6701913509.

The spelling of 45756020 in words is "forty-five million, seven hundred fifty-six thousand, twenty".