426620804 has 24 divisors (see below), whose sum is σ = 768215448. Its totient is φ = 207152640.

The previous prime is 426620783. The next prime is 426620839. The reversal of 426620804 is 408026624.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 272910400 + 153710404 = 16520^2 + 12398^2 .

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, 85334 + ... + 90194.

It is an arithmetic number, because the mean of its divisors is an integer number (32008977).

Almost surely, 2^426620804 is an apocalyptic number.

It is an amenable number.

426620804 is a deficient number, since it is larger than the sum of its proper divisors (341594644).

426620804 is a wasteful number, since it uses less digits than its factorization.

426620804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5495 (or 5493 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 32.

The square root of 426620804 is about 20654.8009915371. The cubic root of 426620804 is about 752.8018481247.

The spelling of 426620804 in words is "four hundred twenty-six million, six hundred twenty thousand, eight hundred four".