11572452 has 36 divisors (see below), whose sum is σ = 29356236. Its totient is φ = 3843840.

The previous prime is 11572417. The next prime is 11572469. The reversal of 11572452 is 25427511.

It can be written as a sum of positive squares in 2 ways, for example, as 1498176 + 10074276 = 1224^2 + 3174^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18448 + ... + 19064.

It is an arithmetic number, because the mean of its divisors is an integer number (815451).

Almost surely, 2^11572452 is an apocalyptic number.

11572452 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11572452 is an abundant number, since it is smaller than the sum of its proper divisors (17783784).

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

11572452 is a wasteful number, since it uses less digits than its factorization.

11572452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1148 (or 1143 counting only the distinct ones).

The product of its digits is 2800, while the sum is 27.

The square root of 11572452 is about 3401.8306836173. The cubic root of 11572452 is about 226.1909003884.

Adding to 11572452 its reverse (25427511), we get a palindrome (36999963).

The spelling of 11572452 in words is "eleven million, five hundred seventy-two thousand, four hundred fifty-two".