426536402 has 8 divisors (see below), whose sum is σ = 645674700. Its totient is φ = 211311504.

The previous prime is 426536399. The next prime is 426536423. The reversal of 426536402 is 204635624.

It can be written as a sum of positive squares in 2 ways, for example, as 406385281 + 20151121 = 20159^2 + 4489^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×426536402² = 363866604462211208, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 978077 + ... + 978512.

Almost surely, 2^426536402 is an apocalyptic number.

426536402 is a deficient number, since it is larger than the sum of its proper divisors (219138298).

426536402 is a wasteful number, since it uses less digits than its factorization.

426536402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1956700.

The product of its (nonzero) digits is 34560, while the sum is 32.

The square root of 426536402 is about 20652.7577335328. The cubic root of 426536402 is about 752.7522004661.

The spelling of 426536402 in words is "four hundred twenty-six million, five hundred thirty-six thousand, four hundred two".