57349977 has 4 divisors (see below), whose sum is σ = 76466640. Its totient is φ = 38233316.

The previous prime is 57349949. The next prime is 57349979. The reversal of 57349977 is 77994375.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 57349977 - 2¹⁰ = 57348953 is a prime.

It is not an unprimeable number, because it can be changed into a prime (57349979) 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, 9558327 + ... + 9558332.

It is an arithmetic number, because the mean of its divisors is an integer number (19116660).

Almost surely, 2^57349977 is an apocalyptic number.

It is an amenable number.

57349977 is a deficient number, since it is larger than the sum of its proper divisors (19116663).

57349977 is a wasteful number, since it uses less digits than its factorization.

57349977 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19116662.

The product of its digits is 1666980, while the sum is 51.

The square root of 57349977 is about 7572.9767595048. The cubic root of 57349977 is about 385.6361597009.

The spelling of 57349977 in words is "fifty-seven million, three hundred forty-nine thousand, nine hundred seventy-seven".