426050631 has 8 divisors (see below), whose sum is σ = 631186160. Its totient is φ = 284033736.

The previous prime is 426050591. The next prime is 426050633. The reversal of 426050631 is 136050624.

426050631 is a `hidden beast` number, since 4 + 26 + 0 + 5 + 0 + 631 = 666.

It is not a de Polignac number, because 426050631 - 2²² = 421856327 is a prime.

It is a super-2 number, since 2×426050631² = 363038280350996322, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 15779653 = 426050631 / (4 + 2 + 6 + 0 + 5 + 0 + 6 + 3 + 1).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 426050595 and 426050604.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (426050633) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7889800 + ... + 7889853.

It is an arithmetic number, because the mean of its divisors is an integer number (78898270).

Almost surely, 2^426050631 is an apocalyptic number.

426050631 is a deficient number, since it is larger than the sum of its proper divisors (205135529).

426050631 is a wasteful number, since it uses less digits than its factorization.

426050631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15779662 (or 15779656 counting only the distinct ones).

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

The square root of 426050631 is about 20640.9939440910. The cubic root of 426050631 is about 752.4663287399.

The spelling of 426050631 in words is "four hundred twenty-six million, fifty thousand, six hundred thirty-one".