425646276 has 24 divisors (see below), whose sum is σ = 1083463584. Its totient is φ = 128983680.

The previous prime is 425646269. The next prime is 425646281. The reversal of 425646276 is 672646524.

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, 1612165 + ... + 1612428.

It is an arithmetic number, because the mean of its divisors is an integer number (45144316).

Almost surely, 2^425646276 is an apocalyptic number.

It is an amenable number.

425646276 is an abundant number, since it is smaller than the sum of its proper divisors (657817308).

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

425646276 is a wasteful number, since it uses less digits than its factorization.

425646276 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3224611 (or 3224609 counting only the distinct ones).

The product of its digits is 483840, while the sum is 42.

The square root of 425646276 is about 20631.1966691222. The cubic root of 425646276 is about 752.2282038102.

The spelling of 425646276 in words is "four hundred twenty-five million, six hundred forty-six thousand, two hundred seventy-six".