57550982 has 4 divisors (see below), whose sum is σ = 86326476. Its totient is φ = 28775490.

The previous prime is 57550963. The next prime is 57551023. The reversal of 57550982 is 28905575.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14387744 + ... + 14387747.

It is an arithmetic number, because the mean of its divisors is an integer number (21581619).

Almost surely, 2^57550982 is an apocalyptic number.

57550982 is a deficient number, since it is larger than the sum of its proper divisors (28775494).

57550982 is a wasteful number, since it uses less digits than its factorization.

57550982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28775493.

The product of its (nonzero) digits is 126000, while the sum is 41.

The square root of 57550982 is about 7586.2363527641. The cubic root of 57550982 is about 386.0861709950.

The spelling of 57550982 in words is "fifty-seven million, five hundred fifty thousand, nine hundred eighty-two".