1264684 has 12 divisors (see below), whose sum is σ = 2221408. Its totient is φ = 630000.

The previous prime is 1264667. The next prime is 1264687. The reversal of 1264684 is 4864621.

It is not an unprimeable number, because it can be changed into a prime (1264687) 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, 1309 + ... + 2059.

2^1264684 is an apocalyptic number.

It is an amenable number.

1264684 is a deficient number, since it is larger than the sum of its proper divisors (956724).

1264684 is a wasteful number, since it uses less digits than its factorization.

1264684 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1176 (or 1174 counting only the distinct ones).

The product of its digits is 9216, while the sum is 31.

The square root of 1264684 is about 1124.5817000112. The cubic root of 1264684 is about 108.1419030899.

The spelling of 1264684 in words is "one million, two hundred sixty-four thousand, six hundred eighty-four".