426334536 has 64 divisors (see below), whose sum is σ = 1194811200. Its totient is φ = 140845824.

The previous prime is 426334529. The next prime is 426334549. The reversal of 426334536 is 635433624.

It is a super-2 number, since 2×426334536² = 363522273172670592, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 426334536.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 15675 + ... + 33141.

It is an arithmetic number, because the mean of its divisors is an integer number (18668925).

Almost surely, 2^426334536 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 426334536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (597405600).

426334536 is an abundant number, since it is smaller than the sum of its proper divisors (768476664).

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

426334536 is a wasteful number, since it uses less digits than its factorization.

426334536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17595 (or 17585 counting only the distinct ones).

The product of its digits is 155520, while the sum is 36.

The square root of 426334536 is about 20647.8700112142. The cubic root of 426334536 is about 752.6334305689.

The spelling of 426334536 in words is "four hundred twenty-six million, three hundred thirty-four thousand, five hundred thirty-six".