12917700 has 108 divisors (see below), whose sum is σ = 41886208. Its totient is φ = 3326400.

The previous prime is 12917693. The next prime is 12917717. The reversal of 12917700 is 771921.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 27669 + ... + 28131.

Almost surely, 2^12917700 is an apocalyptic number.

12917700 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12917700, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20943104).

12917700 is an abundant number, since it is smaller than the sum of its proper divisors (28968508).

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

12917700 is a wasteful number, since it uses less digits than its factorization.

12917700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 514 (or 504 counting only the distinct ones).

The product of its (nonzero) digits is 882, while the sum is 27.

The square root of 12917700 is about 3594.1201983239. The cubic root of 12917700 is about 234.6362260718.

The spelling of 12917700 in words is "twelve million, nine hundred seventeen thousand, seven hundred".