426442634 has 8 divisors (see below), whose sum is σ = 660298368. Its totient is φ = 206343180.

The previous prime is 426442633. The next prime is 426442693. The reversal of 426442634 is 436244624.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 426442594 and 426442603.

It is not an unprimeable number, because it can be changed into a prime (426442633) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3438992 + ... + 3439115.

It is an arithmetic number, because the mean of its divisors is an integer number (82537296).

Almost surely, 2^426442634 is an apocalyptic number.

426442634 is a deficient number, since it is larger than the sum of its proper divisors (233855734).

426442634 is a wasteful number, since it uses less digits than its factorization.

426442634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6878140.

The product of its digits is 110592, while the sum is 35.

The square root of 426442634 is about 20650.4875002989. The cubic root of 426442634 is about 752.6970357791.

The spelling of 426442634 in words is "four hundred twenty-six million, four hundred forty-two thousand, six hundred thirty-four".