426012566 has 24 divisors (see below), whose sum is σ = 782475480. Its totient is φ = 172966752.

The previous prime is 426012553. The next prime is 426012607. The reversal of 426012566 is 665210624.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 112535 + ... + 116258.

It is an arithmetic number, because the mean of its divisors is an integer number (32603145).

Almost surely, 2^426012566 is an apocalyptic number.

426012566 is a deficient number, since it is larger than the sum of its proper divisors (356462914).

426012566 is a wasteful number, since it uses less digits than its factorization.

426012566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 228828 (or 228821 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 32.

The square root of 426012566 is about 20640.0718506501. The cubic root of 426012566 is about 752.4439186617.

The spelling of 426012566 in words is "four hundred twenty-six million, twelve thousand, five hundred sixty-six".