425289632 has 24 divisors (see below), whose sum is σ = 838196352. Its totient is φ = 212414400.

The previous prime is 425289617. The next prime is 425289643. The reversal of 425289632 is 236982524.

It is a self number, because there is not a number n which added to its sum of digits gives 425289632.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25007 + ... + 38417.

It is an arithmetic number, because the mean of its divisors is an integer number (34924848).

Almost surely, 2^425289632 is an apocalyptic number.

It is an amenable number.

425289632 is a deficient number, since it is larger than the sum of its proper divisors (412906720).

425289632 is a wasteful number, since it uses less digits than its factorization.

425289632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14412 (or 14404 counting only the distinct ones).

The product of its digits is 207360, while the sum is 41.

The square root of 425289632 is about 20622.5515395162. The cubic root of 425289632 is about 752.0180507211.

The spelling of 425289632 in words is "four hundred twenty-five million, two hundred eighty-nine thousand, six hundred thirty-two".