426668610 has 32 divisors (see below), whose sum is σ = 1024555392. Its totient is φ = 113717120.

The previous prime is 426668609. The next prime is 426668657. The reversal of 426668610 is 16866624.

It is a super-2 number, since 2×426668610² = 364092205518664200, 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, 93502 + ... + 97958.

It is an arithmetic number, because the mean of its divisors is an integer number (32017356).

Almost surely, 2^426668610 is an apocalyptic number.

426668610 is an abundant number, since it is smaller than the sum of its proper divisors (597886782).

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

426668610 is a wasteful number, since it uses less digits than its factorization.

426668610 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7658.

The product of its (nonzero) digits is 82944, while the sum is 39.

The square root of 426668610 is about 20655.9582203296. The cubic root of 426668610 is about 752.8299660698.

The spelling of 426668610 in words is "four hundred twenty-six million, six hundred sixty-eight thousand, six hundred ten".