57420274 has 8 divisors (see below), whose sum is σ = 86539248. Its totient is φ = 28573860.

The previous prime is 57420269. The next prime is 57420289. The reversal of 57420274 is 47202475.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 67612 + ... + 68455.

It is an arithmetic number, because the mean of its divisors is an integer number (10817406).

Almost surely, 2^57420274 is an apocalyptic number.

57420274 is a deficient number, since it is larger than the sum of its proper divisors (29118974).

57420274 is a wasteful number, since it uses less digits than its factorization.

57420274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136280.

The product of its (nonzero) digits is 15680, while the sum is 31.

The square root of 57420274 is about 7577.6166437740. The cubic root of 57420274 is about 385.7936604691.

The spelling of 57420274 in words is "fifty-seven million, four hundred twenty thousand, two hundred seventy-four".