426056031 has 16 divisors (see below), whose sum is σ = 638989920. Its totient is φ = 284035896.

The previous prime is 426056017. The next prime is 426056041. The reversal of 426056031 is 130650624.

426056031 is a `hidden beast` number, since 42 + 60 + 560 + 3 + 1 = 666.

It is not a de Polignac number, because 426056031 - 2¹⁷ = 425924959 is a prime.

It is a super-3 number, since 3×426056031³ (a number of 27 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 426055986 and 426056004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (426056011) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 95220 + ... + 99593.

It is an arithmetic number, because the mean of its divisors is an integer number (39936870).

Almost surely, 2^426056031 is an apocalyptic number.

426056031 is a deficient number, since it is larger than the sum of its proper divisors (212933889).

426056031 is an frugal number, since it uses more digits than its factorization.

426056031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 194834 (or 194816 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 426056031 is about 20641.1247513308. The cubic root of 426056031 is about 752.4695077838.

The spelling of 426056031 in words is "four hundred twenty-six million, fifty-six thousand, thirty-one".