426496623 has 32 divisors (see below), whose sum is σ = 657805824. Its totient is φ = 240769152.

The previous prime is 426496583. The next prime is 426496627. The reversal of 426496623 is 326694624.

It is not a de Polignac number, because 426496623 - 2⁶ = 426496559 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (426496627) 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, 913036 + ... + 913502.

It is an arithmetic number, because the mean of its divisors is an integer number (20556432).

Almost surely, 2^426496623 is an apocalyptic number.

426496623 is a deficient number, since it is larger than the sum of its proper divisors (231309201).

426496623 is a wasteful number, since it uses less digits than its factorization.

426496623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 911.

The product of its digits is 373248, while the sum is 42.

The square root of 426496623 is about 20651.7946677765. The cubic root of 426496623 is about 752.7287990553.

The spelling of 426496623 in words is "four hundred twenty-six million, four hundred ninety-six thousand, six hundred twenty-three".