57421467 has 10 divisors (see below), whose sum is σ = 85777868. Its totient is φ = 38280924.

The previous prime is 57421411. The next prime is 57421493. The reversal of 57421467 is 76412475.

57421467 is a `hidden beast` number, since 574 + 21 + 4 + 67 = 666.

It is not a de Polignac number, because 57421467 - 2⁷ = 57421339 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (57421267) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 354373 + ... + 354534.

Almost surely, 2^57421467 is an apocalyptic number.

57421467 is a deficient number, since it is larger than the sum of its proper divisors (28356401).

57421467 is an equidigital number, since it uses as much as digits as its factorization.

57421467 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 708919 (or 708910 counting only the distinct ones).

The product of its digits is 47040, while the sum is 36.

The square root of 57421467 is about 7577.6953620478. The cubic root of 57421467 is about 385.7963322818.

The spelling of 57421467 in words is "fifty-seven million, four hundred twenty-one thousand, four hundred sixty-seven".