426663562 has 16 divisors (see below), whose sum is σ = 692697600. Its totient is φ = 195929712.

The previous prime is 426663553. The next prime is 426663581. The reversal of 426663562 is 265366624.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36058 + ... + 46405.

It is an arithmetic number, because the mean of its divisors is an integer number (43293600).

Almost surely, 2^426663562 is an apocalyptic number.

426663562 is a deficient number, since it is larger than the sum of its proper divisors (266034038).

426663562 is a wasteful number, since it uses less digits than its factorization.

426663562 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82677.

The product of its digits is 311040, while the sum is 40.

The square root of 426663562 is about 20655.8360276218. The cubic root of 426663562 is about 752.8269970984.

The spelling of 426663562 in words is "four hundred twenty-six million, six hundred sixty-three thousand, five hundred sixty-two".