426404624 has 40 divisors (see below), whose sum is σ = 835660800. Its totient is φ = 210766208.

The previous prime is 426404581. The next prime is 426404689.

426404624 is nontrivially palindromic in base 10.

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 7 ways as a sum of consecutive naturals, for example, 912839 + ... + 913305.

It is an arithmetic number, because the mean of its divisors is an integer number (20891520).

Almost surely, 2^426404624 is an apocalyptic number.

It is an amenable number.

426404624 is a deficient number, since it is larger than the sum of its proper divisors (409256176).

426404624 is a wasteful number, since it uses less digits than its factorization.

426404624 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1007 (or 1001 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 32.

The square root of 426404624 is about 20649.5671625339. The cubic root of 426404624 is about 752.6746717985.

The spelling of 426404624 in words is "four hundred twenty-six million, four hundred four thousand, six hundred twenty-four".