11958872 has 8 divisors (see below), whose sum is σ = 22422900. Its totient is φ = 5979432.

The previous prime is 11958857. The next prime is 11958893. The reversal of 11958872 is 27885911.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 747422 + ... + 747437.

Almost surely, 2^11958872 is an apocalyptic number.

It is an amenable number.

11958872 is a deficient number, since it is larger than the sum of its proper divisors (10464028).

11958872 is a wasteful number, since it uses less digits than its factorization.

11958872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1494865 (or 1494861 counting only the distinct ones).

The product of its digits is 40320, while the sum is 41.

The square root of 11958872 is about 3458.1602045018. The cubic root of 11958872 is about 228.6809946436.

The spelling of 11958872 in words is "eleven million, nine hundred fifty-eight thousand, eight hundred seventy-two".