426344502 has 16 divisors (see below), whose sum is σ = 867142080. Its totient is φ = 139705992.

The previous prime is 426344489. The next prime is 426344507. The reversal of 426344502 is 205443624.

It is a self number, because there is not a number n which added to its sum of digits gives 426344502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (426344507) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 601828 + ... + 602535.

It is an arithmetic number, because the mean of its divisors is an integer number (54196380).

Almost surely, 2^426344502 is an apocalyptic number.

426344502 is an abundant number, since it is smaller than the sum of its proper divisors (440797578).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

426344502 is a wasteful number, since it uses less digits than its factorization.

426344502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1204427.

The product of its (nonzero) digits is 23040, while the sum is 30.

The square root of 426344502 is about 20648.1113422027. Note that the first 3 decimals coincide. The cubic root of 426344502 is about 752.6392950452.

The spelling of 426344502 in words is "four hundred twenty-six million, three hundred forty-four thousand, five hundred two".