456601631 has 4 divisors (see below), whose sum is σ = 459403032. Its totient is φ = 453800232.

The previous prime is 456601627. The next prime is 456601661. The reversal of 456601631 is 136106654.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 136106654 = 2 ⋅68053327.

It is a cyclic number.

It is not a de Polignac number, because 456601631 - 2² = 456601627 is a prime.

It is a super-2 number, since 2×456601631² = 416970098863720322, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (456601661) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1400456 + ... + 1400781.

It is an arithmetic number, because the mean of its divisors is an integer number (114850758).

Almost surely, 2^456601631 is an apocalyptic number.

456601631 is a deficient number, since it is larger than the sum of its proper divisors (2801401).

456601631 is a wasteful number, since it uses less digits than its factorization.

456601631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2801400.

The product of its (nonzero) digits is 12960, while the sum is 32.

The square root of 456601631 is about 21368.2388371152. The cubic root of 456601631 is about 770.0385829882.

The spelling of 456601631 in words is "four hundred fifty-six million, six hundred one thousand, six hundred thirty-one".