426515436 has 24 divisors (see below), whose sum is σ = 1105781040. Its totient is φ = 142171776.

The previous prime is 426515413. The next prime is 426515461. The reversal of 426515436 is 634515624.

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 426515436.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1974501 + ... + 1974716.

It is an arithmetic number, because the mean of its divisors is an integer number (46074210).

Almost surely, 2^426515436 is an apocalyptic number.

It is an amenable number.

426515436 is an abundant number, since it is smaller than the sum of its proper divisors (679265604).

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

426515436 is a wasteful number, since it uses less digits than its factorization.

426515436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3949230 (or 3949222 counting only the distinct ones).

The product of its digits is 86400, while the sum is 36.

The square root of 426515436 is about 20652.2501437495. The cubic root of 426515436 is about 752.7398666526.

It can be divided in two parts, 4265 and 15436, that added together give a triangular number (19701 = T₁₉₈).

The spelling of 426515436 in words is "four hundred twenty-six million, five hundred fifteen thousand, four hundred thirty-six".