426651651 has 8 divisors (see below), whose sum is σ = 632076560. Its totient is φ = 284434416.

The previous prime is 426651637. The next prime is 426651653. The reversal of 426651651 is 156156624.

It is not a de Polignac number, because 426651651 - 2⁵ = 426651619 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (426651653) 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, 7900930 + ... + 7900983.

It is an arithmetic number, because the mean of its divisors is an integer number (79009570).

Almost surely, 2^426651651 is an apocalyptic number.

426651651 is a deficient number, since it is larger than the sum of its proper divisors (205424909).

426651651 is a wasteful number, since it uses less digits than its factorization.

426651651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15801922 (or 15801916 counting only the distinct ones).

The product of its digits is 43200, while the sum is 36.

The square root of 426651651 is about 20655.5477051566. The cubic root of 426651651 is about 752.8199915741.

The spelling of 426651651 in words is "four hundred twenty-six million, six hundred fifty-one thousand, six hundred fifty-one".