57377020 has 12 divisors (see below), whose sum is σ = 120491784. Its totient is φ = 22950800.

The previous prime is 57377011. The next prime is 57377029. The reversal of 57377020 is 2077375.

It is an interprime number because it is at equal distance from previous prime (57377011) and next prime (57377029).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57377029) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1434406 + ... + 1434445.

It is an arithmetic number, because the mean of its divisors is an integer number (10040982).

Almost surely, 2^57377020 is an apocalyptic number.

It is an amenable number.

57377020 is an abundant number, since it is smaller than the sum of its proper divisors (63114764).

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

57377020 is a wasteful number, since it uses less digits than its factorization.

57377020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2868860 (or 2868858 counting only the distinct ones).

The product of its (nonzero) digits is 10290, while the sum is 31.

The square root of 57377020 is about 7574.7620424671. The cubic root of 57377020 is about 385.6967648975.

The spelling of 57377020 in words is "fifty-seven million, three hundred seventy-seven thousand, twenty".