11640572 has 6 divisors (see below), whose sum is σ = 20371008. Its totient is φ = 5820284.

The previous prime is 11640547. The next prime is 11640583. The reversal of 11640572 is 27504611.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1455068 + ... + 1455075.

It is an arithmetic number, because the mean of its divisors is an integer number (3395168).

Almost surely, 2^11640572 is an apocalyptic number.

It is an amenable number.

11640572 is a deficient number, since it is larger than the sum of its proper divisors (8730436).

11640572 is a wasteful number, since it uses less digits than its factorization.

11640572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2910147 (or 2910145 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 26.

The square root of 11640572 is about 3411.8282489012. The cubic root of 11640572 is about 226.6338485743.

The spelling of 11640572 in words is "eleven million, six hundred forty thousand, five hundred seventy-two".