11888972 has 12 divisors (see below), whose sum is σ = 21158760. Its totient is φ = 5843616.

The previous prime is 11888971. The next prime is 11888977. The reversal of 11888972 is 27988811.

11888972 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (11888971) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24953 + ... + 25424.

It is an arithmetic number, because the mean of its divisors is an integer number (1763230).

Almost surely, 2^11888972 is an apocalyptic number.

It is an amenable number.

11888972 is a deficient number, since it is larger than the sum of its proper divisors (9269788).

11888972 is a wasteful number, since it uses less digits than its factorization.

11888972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50440 (or 50438 counting only the distinct ones).

The product of its digits is 64512, while the sum is 44.

The square root of 11888972 is about 3448.0388628900. The cubic root of 11888972 is about 228.2345744196.

The spelling of 11888972 in words is "eleven million, eight hundred eighty-eight thousand, nine hundred seventy-two".