426312564 has 12 divisors (see below), whose sum is σ = 994729344. Its totient is φ = 142104184.

The previous prime is 426312563. The next prime is 426312569. The reversal of 426312564 is 465213624.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (426312563) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17763012 + ... + 17763035.

It is an arithmetic number, because the mean of its divisors is an integer number (82894112).

Almost surely, 2^426312564 is an apocalyptic number.

It is an amenable number.

426312564 is an abundant number, since it is smaller than the sum of its proper divisors (568416780).

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

426312564 is a wasteful number, since it uses less digits than its factorization.

426312564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35526054 (or 35526052 counting only the distinct ones).

The product of its digits is 34560, while the sum is 33.

The square root of 426312564 is about 20647.3379397926. The cubic root of 426312564 is about 752.6205008588.

The spelling of 426312564 in words is "four hundred twenty-six million, three hundred twelve thousand, five hundred sixty-four".