426456423 has 6 divisors (see below), whose sum is σ = 615992624. Its totient is φ = 284304276.

The previous prime is 426456383. The next prime is 426456449. The reversal of 426456423 is 324654624.

426456423 is a `hidden beast` number, since 4 + 2 + 6 + 4 + 5 + 642 + 3 = 666.

It is not a de Polignac number, because 426456423 - 2⁸ = 426456167 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (426456473) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 23692015 + ... + 23692032.

Almost surely, 2^426456423 is an apocalyptic number.

426456423 is a deficient number, since it is larger than the sum of its proper divisors (189536201).

426456423 is a wasteful number, since it uses less digits than its factorization.

426456423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47384053 (or 47384050 counting only the distinct ones).

The product of its digits is 138240, while the sum is 36.

The square root of 426456423 is about 20650.8213638102. The cubic root of 426456423 is about 752.7051484980.

The spelling of 426456423 in words is "four hundred twenty-six million, four hundred fifty-six thousand, four hundred twenty-three".