426644004 has 48 divisors (see below), whose sum is σ = 1033433856. Its totient is φ = 136896000.

The previous prime is 426643967. The next prime is 426644081. The reversal of 426644004 is 400446624.

It is a super-2 number, since 2×426644004² = 364050212298304032, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28204 + ... + 40604.

It is an arithmetic number, because the mean of its divisors is an integer number (21529872).

Almost surely, 2^426644004 is an apocalyptic number.

It is an amenable number.

426644004 is an abundant number, since it is smaller than the sum of its proper divisors (606789852).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

426644004 is a wasteful number, since it uses less digits than its factorization.

426644004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12516 (or 12514 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 30.

The square root of 426644004 is about 20655.3625966721. The cubic root of 426644004 is about 752.8154938777.

The spelling of 426644004 in words is "four hundred twenty-six million, six hundred forty-four thousand, four".