426564464 has 20 divisors (see below), whose sum is σ = 853129920. Its totient is φ = 206401920.

The previous prime is 426564461. The next prime is 426564487. The reversal of 426564464 is 464465624.

426564464 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (426564461) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 429509 + ... + 430500.

It is an arithmetic number, because the mean of its divisors is an integer number (42656496).

Almost surely, 2^426564464 is an apocalyptic number.

It is an amenable number.

426564464 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

426564464 is a wasteful number, since it uses less digits than its factorization.

426564464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 860048 (or 860042 counting only the distinct ones).

The product of its digits is 552960, while the sum is 41.

The square root of 426564464 is about 20653.4370989431. The cubic root of 426564464 is about 752.7687080599.

The spelling of 426564464 in words is "four hundred twenty-six million, five hundred sixty-four thousand, four hundred sixty-four".