425417866 has 16 divisors (see below), whose sum is σ = 680918400. Its totient is φ = 198751968.

The previous prime is 425417857. The next prime is 425417873. The reversal of 425417866 is 668714524.

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, 73906 + ... + 79453.

It is an arithmetic number, because the mean of its divisors is an integer number (42557400).

Almost surely, 2^425417866 is an apocalyptic number.

425417866 is a deficient number, since it is larger than the sum of its proper divisors (255500534).

425417866 is a wasteful number, since it uses less digits than its factorization.

425417866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153453.

The product of its digits is 322560, while the sum is 43.

The square root of 425417866 is about 20625.6603773067. The cubic root of 425417866 is about 752.0936263483.

The spelling of 425417866 in words is "four hundred twenty-five million, four hundred seventeen thousand, eight hundred sixty-six".