57982706 has 4 divisors (see below), whose sum is σ = 86974062. Its totient is φ = 28991352.

The previous prime is 57982693. The next prime is 57982711. The reversal of 57982706 is 60728975.

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

It can be written as a sum of positive squares in only one way, i.e., 44769481 + 13213225 = 6691^2 + 3635^2 .

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14495675 + ... + 14495678.

Almost surely, 2^57982706 is an apocalyptic number.

57982706 is a deficient number, since it is larger than the sum of its proper divisors (28991356).

57982706 is a wasteful number, since it uses less digits than its factorization.

57982706 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28991355.

The product of its (nonzero) digits is 211680, while the sum is 44.

The square root of 57982706 is about 7614.6376144896. The cubic root of 57982706 is about 387.0491872839.

The spelling of 57982706 in words is "fifty-seven million, nine hundred eighty-two thousand, seven hundred six".