11572402 has 8 divisors (see below), whose sum is σ = 17414316. Its totient is φ = 5767632.

The previous prime is 11572397. The next prime is 11572417. The reversal of 11572402 is 20427511.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 7447441 + 4124961 = 2729^2 + 2031^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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, 8493 + ... + 9760.

Almost surely, 2^11572402 is an apocalyptic number.

11572402 is a deficient number, since it is larger than the sum of its proper divisors (5841914).

11572402 is a wasteful number, since it uses less digits than its factorization.

11572402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18572.

The product of its (nonzero) digits is 560, while the sum is 22.

The square root of 11572402 is about 3401.8233346251. The cubic root of 11572402 is about 226.1905746274.

Adding to 11572402 its reverse (20427511), we get a palindrome (31999913).

The spelling of 11572402 in words is "eleven million, five hundred seventy-two thousand, four hundred two".