12917752 has 8 divisors (see below), whose sum is σ = 24220800. Its totient is φ = 6458872.

The previous prime is 12917741. The next prime is 12917761. The reversal of 12917752 is 25771921.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 807352 + ... + 807367.

It is an arithmetic number, because the mean of its divisors is an integer number (3027600).

Almost surely, 2^12917752 is an apocalyptic number.

It is an amenable number.

12917752 is a deficient number, since it is larger than the sum of its proper divisors (11303048).

12917752 is a wasteful number, since it uses less digits than its factorization.

12917752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1614725 (or 1614721 counting only the distinct ones).

The product of its digits is 8820, while the sum is 34.

The square root of 12917752 is about 3594.1274323541. The cubic root of 12917752 is about 234.6365409129.

It can be divided in two parts, 12 and 917752, that added together give a square (917764 = 958²).

The spelling of 12917752 in words is "twelve million, nine hundred seventeen thousand, seven hundred fifty-two".