426442605 has 32 divisors (see below), whose sum is σ = 696119808. Its totient is φ = 222868800.

The previous prime is 426442591. The next prime is 426442633. The reversal of 426442605 is 506244624.

It is not a de Polignac number, because 426442605 - 2⁴ = 426442589 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 211050 + ... + 213060.

It is an arithmetic number, because the mean of its divisors is an integer number (21753744).

Almost surely, 2^426442605 is an apocalyptic number.

It is an amenable number.

426442605 is a deficient number, since it is larger than the sum of its proper divisors (269677203).

426442605 is a wasteful number, since it uses less digits than its factorization.

426442605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2297.

The product of its (nonzero) digits is 46080, while the sum is 33.

The square root of 426442605 is about 20650.4867981363. The cubic root of 426442605 is about 752.6970187169.

The spelling of 426442605 in words is "four hundred twenty-six million, four hundred forty-two thousand, six hundred five".