426156405 has 32 divisors (see below), whose sum is σ = 692428800. Its totient is φ = 223782912.

The previous prime is 426156389. The next prime is 426156433. The reversal of 426156405 is 504651624.

It is not a de Polignac number, because 426156405 - 2⁴ = 426156389 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 332556 + ... + 333834.

It is an arithmetic number, because the mean of its divisors is an integer number (21638400).

Almost surely, 2^426156405 is an apocalyptic number.

It is an amenable number.

426156405 is a deficient number, since it is larger than the sum of its proper divisors (266272395).

426156405 is a wasteful number, since it uses less digits than its factorization.

426156405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1613.

The product of its (nonzero) digits is 28800, while the sum is 33.

The square root of 426156405 is about 20643.5560163456. The cubic root of 426156405 is about 752.5285942564.

The spelling of 426156405 in words is "four hundred twenty-six million, one hundred fifty-six thousand, four hundred five".