425660632 has 16 divisors (see below), whose sum is σ = 832814640. Its totient is φ = 203576736.

The previous prime is 425660593. The next prime is 425660663. The reversal of 425660632 is 236066524.

It is a congruent number.

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, 1156503 + ... + 1156870.

It is an arithmetic number, because the mean of its divisors is an integer number (52050915).

Almost surely, 2^425660632 is an apocalyptic number.

It is an amenable number.

425660632 is a deficient number, since it is larger than the sum of its proper divisors (407154008).

425660632 is a wasteful number, since it uses less digits than its factorization.

425660632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2313402 (or 2313398 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 34.

The square root of 425660632 is about 20631.5445859005. The cubic root of 425660632 is about 752.2366606497.

The spelling of 425660632 in words is "four hundred twenty-five million, six hundred sixty thousand, six hundred thirty-two".