12951628 has 12 divisors (see below), whose sum is σ = 23278192. Its totient is φ = 6300720.

The previous prime is 12951623. The next prime is 12951629. The reversal of 12951628 is 82615921.

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 12951593 and 12951602.

It is not an unprimeable number, because it can be changed into a prime (12951623) 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, 43608 + ... + 43903.

Almost surely, 2^12951628 is an apocalyptic number.

It is an amenable number.

12951628 is a deficient number, since it is larger than the sum of its proper divisors (10326564).

12951628 is a wasteful number, since it uses less digits than its factorization.

12951628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87552 (or 87550 counting only the distinct ones).

The product of its digits is 8640, while the sum is 34.

The square root of 12951628 is about 3598.8370343765. The cubic root of 12951628 is about 234.8414684518.

The spelling of 12951628 in words is "twelve million, nine hundred fifty-one thousand, six hundred twenty-eight".