1318264 has 16 divisors (see below), whose sum is σ = 2484000. Its totient is φ = 655872.

The previous prime is 1318259. The next prime is 1318267. The reversal of 1318264 is 4628131.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1318267) 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, 2712 + ... + 3160.

It is an arithmetic number, because the mean of its divisors is an integer number (155250).

2^1318264 is an apocalyptic number.

It is an amenable number.

1318264 is a deficient number, since it is larger than the sum of its proper divisors (1165736).

1318264 is a wasteful number, since it uses less digits than its factorization.

1318264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 822 (or 818 counting only the distinct ones).

The product of its digits is 1152, while the sum is 25.

The square root of 1318264 is about 1148.1567837190. The cubic root of 1318264 is about 109.6480209408.

The spelling of 1318264 in words is "one million, three hundred eighteen thousand, two hundred sixty-four".