1264508 has 12 divisors (see below), whose sum is σ = 2529072. Its totient is φ = 541920.

The previous prime is 1264499. The next prime is 1264537. The reversal of 1264508 is 8054621.

1264508 is an admirable number.

It is a hoax number, since the sum of its digits (26) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22553 + ... + 22608.

It is an arithmetic number, because the mean of its divisors is an integer number (210756).

2^1264508 is an apocalyptic number.

It is an amenable number.

1264508 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1264508 is a wasteful number, since it uses less digits than its factorization.

1264508 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45172 (or 45170 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 26.

The square root of 1264508 is about 1124.5034459707. The cubic root of 1264508 is about 108.1368863273.

The spelling of 1264508 in words is "one million, two hundred sixty-four thousand, five hundred eight".