57406712 has 64 divisors (see below), whose sum is σ = 124104960. Its totient is φ = 24640000.

The previous prime is 57406709. The next prime is 57406729. The reversal of 57406712 is 21760475.

It is a congruent 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 in 15 ways as a sum of consecutive naturals, for example, 228587 + ... + 228837.

It is an arithmetic number, because the mean of its divisors is an integer number (1939140).

Almost surely, 2^57406712 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 57406712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (62052480).

57406712 is an abundant number, since it is smaller than the sum of its proper divisors (66698248).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

57406712 is a wasteful number, since it uses less digits than its factorization.

57406712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 404 (or 400 counting only the distinct ones).

The product of its (nonzero) digits is 11760, while the sum is 32.

The square root of 57406712 is about 7576.7217185271. The cubic root of 57406712 is about 385.7632847543.

The spelling of 57406712 in words is "fifty-seven million, four hundred six thousand, seven hundred twelve".