426255831 has 32 divisors (see below), whose sum is σ = 647930880. Its totient is φ = 276830208.

The previous prime is 426255827. The next prime is 426255847. The reversal of 426255831 is 138552624.

426255831 is a `hidden beast` number, since 42 + 62 + 558 + 3 + 1 = 666.

It is not a de Polignac number, because 426255831 - 2² = 426255827 is a prime.

It is a super-2 number, since 2×426255831² = 363388066923001122, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (426255131) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 325480 + ... + 326786.

It is an arithmetic number, because the mean of its divisors is an integer number (20247840).

Almost surely, 2^426255831 is an apocalyptic number.

426255831 is a deficient number, since it is larger than the sum of its proper divisors (221675049).

426255831 is a wasteful number, since it uses less digits than its factorization.

426255831 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1620 (or 1614 counting only the distinct ones).

The product of its digits is 57600, while the sum is 36.

The square root of 426255831 is about 20645.9640365859. The cubic root of 426255831 is about 752.5871135301.

The spelling of 426255831 in words is "four hundred twenty-six million, two hundred fifty-five thousand, eight hundred thirty-one".