56401466 has 16 divisors (see below), whose sum is σ = 94441248. Its totient is φ = 25040400.

The previous prime is 56401441. The next prime is 56401483. The reversal of 56401466 is 66410465.

It is a super-2 number, since 2×56401466² = 6362250733898312, which contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28865 + ... + 30756.

It is an arithmetic number, because the mean of its divisors is an integer number (5902578).

Almost surely, 2^56401466 is an apocalyptic number.

56401466 is a deficient number, since it is larger than the sum of its proper divisors (38039782).

56401466 is a wasteful number, since it uses less digits than its factorization.

56401466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59677.

The product of its (nonzero) digits is 17280, while the sum is 32.

The square root of 56401466 is about 7510.0909448555. The cubic root of 56401466 is about 383.4983185628.

The spelling of 56401466 in words is "fifty-six million, four hundred one thousand, four hundred sixty-six".