426159956 has 12 divisors (see below), whose sum is σ = 747895092. Its totient is φ = 212475648.

The previous prime is 426159953. The next prime is 426159967. The reversal of 426159956 is 659951624.

It can be written as a sum of positive squares in 2 ways, for example, as 215619856 + 210540100 = 14684^2 + 14510^2 .

It is a super-2 number, since 2×426159956² = 363224616195843872, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 426159956.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (426159953) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 149495 + ... + 152318.

It is an arithmetic number, because the mean of its divisors is an integer number (62324591).

Almost surely, 2^426159956 is an apocalyptic number.

It is an amenable number.

426159956 is a deficient number, since it is larger than the sum of its proper divisors (321735136).

426159956 is a wasteful number, since it uses less digits than its factorization.

426159956 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 302170 (or 302168 counting only the distinct ones).

The product of its digits is 583200, while the sum is 47.

The square root of 426159956 is about 20643.6420236353. The cubic root of 426159956 is about 752.5306844292.

The spelling of 426159956 in words is "four hundred twenty-six million, one hundred fifty-nine thousand, nine hundred fifty-six".