57645074 has 4 divisors (see below), whose sum is σ = 86467614. Its totient is φ = 28822536.

The previous prime is 57645053. The next prime is 57645101. The reversal of 57645074 is 47054675.

57645074 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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., 56896849 + 748225 = 7543^2 + 865^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14411267 + ... + 14411270.

Almost surely, 2^57645074 is an apocalyptic number.

57645074 is a deficient number, since it is larger than the sum of its proper divisors (28822540).

57645074 is a wasteful number, since it uses less digits than its factorization.

57645074 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28822539.

The product of its (nonzero) digits is 117600, while the sum is 38.

The square root of 57645074 is about 7592.4353141795. The cubic root of 57645074 is about 386.2964647725.

The spelling of 57645074 in words is "fifty-seven million, six hundred forty-five thousand, seventy-four".