57489465 has 16 divisors (see below), whose sum is σ = 100345536. Its totient is φ = 27873600.

The previous prime is 57489437. The next prime is 57489479. The reversal of 57489465 is 56498475.

It is not a de Polignac number, because 57489465 - 2⁷ = 57489337 is a prime.

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, 174046 + ... + 174375.

It is an arithmetic number, because the mean of its divisors is an integer number (6271596).

Almost surely, 2^57489465 is an apocalyptic number.

57489465 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

57489465 is a deficient number, since it is larger than the sum of its proper divisors (42856071).

57489465 is a wasteful number, since it uses less digits than its factorization.

57489465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 348440.

The product of its digits is 1209600, while the sum is 48.

The square root of 57489465 is about 7582.1807549016. The cubic root of 57489465 is about 385.9485577593.

The spelling of 57489465 in words is "fifty-seven million, four hundred eighty-nine thousand, four hundred sixty-five".