57449968 has 10 divisors (see below), whose sum is σ = 111309344. Its totient is φ = 28724976.

The previous prime is 57449963. The next prime is 57449969. The reversal of 57449968 is 86994475.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57449963) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1795296 + ... + 1795327.

Almost surely, 2^57449968 is an apocalyptic number.

It is an amenable number.

57449968 is a deficient number, since it is larger than the sum of its proper divisors (53859376).

57449968 is a wasteful number, since it uses less digits than its factorization.

57449968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3590631 (or 3590625 counting only the distinct ones).

The product of its digits is 2177280, while the sum is 52.

The square root of 57449968 is about 7579.5757137191. The cubic root of 57449968 is about 385.8601514023.

The spelling of 57449968 in words is "fifty-seven million, four hundred forty-nine thousand, nine hundred sixty-eight".