456421474 has 8 divisors (see below), whose sum is σ = 724904748. Its totient is φ = 214786560.

The previous prime is 456421411. The next prime is 456421481. The reversal of 456421474 is 474124654.

It can be written as a sum of positive squares in 2 ways, for example, as 353703249 + 102718225 = 18807^2 + 10135^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6712047 + ... + 6712114.

Almost surely, 2^456421474 is an apocalyptic number.

456421474 is a deficient number, since it is larger than the sum of its proper divisors (268483274).

456421474 is a wasteful number, since it uses less digits than its factorization.

456421474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13424180.

The product of its digits is 107520, while the sum is 37.

The square root of 456421474 is about 21364.0228889598. The cubic root of 456421474 is about 769.9372940447.

The spelling of 456421474 in words is "four hundred fifty-six million, four hundred twenty-one thousand, four hundred seventy-four".