1317264 has 40 divisors (see below), whose sum is σ = 3666432. Its totient is φ = 405120.

The previous prime is 1317259. The next prime is 1317271. The reversal of 1317264 is 4627131.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 432 + ... + 1679.

2^1317264 is an apocalyptic number.

It is an amenable number.

1317264 is an abundant number, since it is smaller than the sum of its proper divisors (2349168).

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

1317264 is a wasteful number, since it uses less digits than its factorization.

1317264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2135 (or 2129 counting only the distinct ones).

The product of its digits is 1008, while the sum is 24.

The square root of 1317264 is about 1147.7212205061. The cubic root of 1317264 is about 109.6202885701.

The spelling of 1317264 in words is "one million, three hundred seventeen thousand, two hundred sixty-four".