57284264 has 8 divisors (see below), whose sum is σ = 107408010. Its totient is φ = 28642128.

The previous prime is 57284261. The next prime is 57284273. The reversal of 57284264 is 46248275.

It can be written as a sum of positive squares in only one way, i.e., 55204900 + 2079364 = 7430^2 + 1442^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (57284261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3580259 + ... + 3580274.

Almost surely, 2^57284264 is an apocalyptic number.

It is an amenable number.

57284264 is a deficient number, since it is larger than the sum of its proper divisors (50123746).

57284264 is a wasteful number, since it uses less digits than its factorization.

57284264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7160539 (or 7160535 counting only the distinct ones).

The product of its digits is 107520, while the sum is 38.

The square root of 57284264 is about 7568.6368653807. The cubic root of 57284264 is about 385.4888129750.

The spelling of 57284264 in words is "fifty-seven million, two hundred eighty-four thousand, two hundred sixty-four".