45285657 has 8 divisors (see below), whose sum is σ = 60715200. Its totient is φ = 30023280.

The previous prime is 45285629. The next prime is 45285661. The reversal of 45285657 is 75658254.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 45285657 - 2²² = 41091353 is a prime.

It is not an unprimeable number, because it can be changed into a prime (45285677) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41157 + ... + 42242.

It is an arithmetic number, because the mean of its divisors is an integer number (7589400).

Almost surely, 2^45285657 is an apocalyptic number.

It is an amenable number.

45285657 is a deficient number, since it is larger than the sum of its proper divisors (15429543).

45285657 is a wasteful number, since it uses less digits than its factorization.

45285657 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83583.

The product of its digits is 336000, while the sum is 42.

The square root of 45285657 is about 6729.4618655580. The cubic root of 45285657 is about 356.4403742108.

The spelling of 45285657 in words is "forty-five million, two hundred eighty-five thousand, six hundred fifty-seven".