57124406 has 4 divisors (see below), whose sum is σ = 85686612. Its totient is φ = 28562202.

The previous prime is 57124381. The next prime is 57124409. The reversal of 57124406 is 60442175.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57124409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14281100 + ... + 14281103.

It is an arithmetic number, because the mean of its divisors is an integer number (21421653).

Almost surely, 2^57124406 is an apocalyptic number.

57124406 is a deficient number, since it is larger than the sum of its proper divisors (28562206).

57124406 is a wasteful number, since it uses less digits than its factorization.

57124406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28562205.

The product of its (nonzero) digits is 6720, while the sum is 29.

The square root of 57124406 is about 7558.0689332660. The cubic root of 57124406 is about 385.1298960129.

The spelling of 57124406 in words is "fifty-seven million, one hundred twenty-four thousand, four hundred six".