12824772 has 24 divisors (see below), whose sum is σ = 31500000. Its totient is φ = 4049856.

The previous prime is 12824767. The next prime is 12824789. The reversal of 12824772 is 27742821.

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, 27897 + ... + 28352.

It is an arithmetic number, because the mean of its divisors is an integer number (1312500).

Almost surely, 2^12824772 is an apocalyptic number.

12824772 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12824772 is an abundant number, since it is smaller than the sum of its proper divisors (18675228).

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

12824772 is a wasteful number, since it uses less digits than its factorization.

12824772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56275 (or 56273 counting only the distinct ones).

The product of its digits is 12544, while the sum is 33.

The square root of 12824772 is about 3581.1690828555. The cubic root of 12824772 is about 234.0722254951.

The spelling of 12824772 in words is "twelve million, eight hundred twenty-four thousand, seven hundred seventy-two".