425663332 has 12 divisors (see below), whose sum is σ = 745079020. Its totient is φ = 212783616.

The previous prime is 425663309. The next prime is 425663333. The reversal of 425663332 is 233366524.

It can be written as a sum of positive squares in 2 ways, for example, as 245674276 + 179989056 = 15674^2 + 13416^2 .

It is not an unprimeable number, because it can be changed into a prime (425663333) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14344 + ... + 32512.

Almost surely, 2^425663332 is an apocalyptic number.

It is an amenable number.

425663332 is a deficient number, since it is larger than the sum of its proper divisors (319415688).

425663332 is a wasteful number, since it uses less digits than its factorization.

425663332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24030 (or 24028 counting only the distinct ones).

The product of its digits is 77760, while the sum is 34.

The square root of 425663332 is about 20631.6100195792. The cubic root of 425663332 is about 752.2382511457.

The spelling of 425663332 in words is "four hundred twenty-five million, six hundred sixty-three thousand, three hundred thirty-two".