11572764 has 24 divisors (see below), whose sum is σ = 30860928. Its totient is φ = 3306480.

The previous prime is 11572751. The next prime is 11572777. The reversal of 11572764 is 46727511.

It is an interprime number because it is at equal distance from previous prime (11572751) and next prime (11572777).

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, 68802 + ... + 68969.

It is an arithmetic number, because the mean of its divisors is an integer number (1285872).

Almost surely, 2^11572764 is an apocalyptic number.

11572764 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

11572764 is an abundant number, since it is smaller than the sum of its proper divisors (19288164).

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

11572764 is a wasteful number, since it uses less digits than its factorization.

11572764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137785 (or 137783 counting only the distinct ones).

The product of its digits is 11760, while the sum is 33.

The square root of 11572764 is about 3401.8765409697. The cubic root of 11572764 is about 226.1929331160.

The spelling of 11572764 in words is "eleven million, five hundred seventy-two thousand, seven hundred sixty-four".