1264464 has 40 divisors (see below), whose sum is σ = 3630720. Its totient is φ = 421344.

The previous prime is 1264451. The next prime is 1264499. The reversal of 1264464 is 4644621.

1264464 is a `hidden beast` number, since 12 + 644 + 6 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1032 + ... + 1895.

It is an arithmetic number, because the mean of its divisors is an integer number (90768).

2^1264464 is an apocalyptic number.

It is an amenable number.

1264464 is an abundant number, since it is smaller than the sum of its proper divisors (2366256).

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

1264464 is a wasteful number, since it uses less digits than its factorization.

1264464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2944 (or 2932 counting only the distinct ones).

The product of its digits is 4608, while the sum is 27.

The square root of 1264464 is about 1124.4838816097. The cubic root of 1264464 is about 108.1356320640.

It can be divided in two parts, 1264 and 464, that added together give a cube (1728 = 12³).

The spelling of 1264464 in words is "one million, two hundred sixty-four thousand, four hundred sixty-four".