11645372 has 24 divisors (see below), whose sum is σ = 20953296. Its totient is φ = 5660928.

The previous prime is 11645371. The next prime is 11645407. The reversal of 11645372 is 27354611.

It is a super-2 number, since 2×11645372² = 271229378036768, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11645371) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34388 + ... + 34724.

It is an arithmetic number, because the mean of its divisors is an integer number (873054).

Almost surely, 2^11645372 is an apocalyptic number.

It is an amenable number.

11645372 is a deficient number, since it is larger than the sum of its proper divisors (9307924).

11645372 is a wasteful number, since it uses less digits than its factorization.

11645372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 557 (or 555 counting only the distinct ones).

The product of its digits is 5040, while the sum is 29.

The square root of 11645372 is about 3412.5316115752. The cubic root of 11645372 is about 226.6649951818.

Adding to 11645372 its reverse (27354611), we get a palindrome (38999983).

The spelling of 11645372 in words is "eleven million, six hundred forty-five thousand, three hundred seventy-two".