426404926 has 4 divisors (see below), whose sum is σ = 639607392. Its totient is φ = 213202462.

The previous prime is 426404917. The next prime is 426404933. The reversal of 426404926 is 629404624.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106601230 + ... + 106601233.

It is an arithmetic number, because the mean of its divisors is an integer number (159901848).

Almost surely, 2^426404926 is an apocalyptic number.

426404926 is a deficient number, since it is larger than the sum of its proper divisors (213202466).

426404926 is a wasteful number, since it uses less digits than its factorization.

426404926 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 213202465.

The product of its (nonzero) digits is 82944, while the sum is 37.

The square root of 426404926 is about 20649.5744750346. The cubic root of 426404926 is about 752.6748494918.

The spelling of 426404926 in words is "four hundred twenty-six million, four hundred four thousand, nine hundred twenty-six".