11577872 has 10 divisors (see below), whose sum is σ = 22432158. Its totient is φ = 5788928.

The previous prime is 11577857. The next prime is 11577883. The reversal of 11577872 is 27877511.

It can be written as a sum of positive squares in only one way, i.e., 5837056 + 5740816 = 2416^2 + 2396^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 361793 + ... + 361824.

Almost surely, 2^11577872 is an apocalyptic number.

It is an amenable number.

11577872 is a deficient number, since it is larger than the sum of its proper divisors (10854286).

11577872 is an equidigital number, since it uses as much as digits as its factorization.

11577872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 723625 (or 723619 counting only the distinct ones).

The product of its digits is 27440, while the sum is 38.

The square root of 11577872 is about 3402.6272202520. The cubic root of 11577872 is about 226.2262073207.

The spelling of 11577872 in words is "eleven million, five hundred seventy-seven thousand, eight hundred seventy-two".