57489748 has 12 divisors (see below), whose sum is σ = 103852672. Its totient is φ = 27817560.

The previous prime is 57489737. The next prime is 57489769. The reversal of 57489748 is 84798475.

It is a super-2 number, since 2×57489748² = 6610142250207008, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 57489695 and 57489704.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 231690 + ... + 231937.

Almost surely, 2^57489748 is an apocalyptic number.

It is an amenable number.

57489748 is a deficient number, since it is larger than the sum of its proper divisors (46362924).

57489748 is a wasteful number, since it uses less digits than its factorization.

57489748 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 463662 (or 463660 counting only the distinct ones).

The product of its digits is 2257920, while the sum is 52.

The square root of 57489748 is about 7582.1994170557. The cubic root of 57489748 is about 385.9491910537.

The spelling of 57489748 in words is "fifty-seven million, four hundred eighty-nine thousand, seven hundred forty-eight".