11772628 has 24 divisors (see below), whose sum is σ = 24785600. Its totient is φ = 4779648.

The previous prime is 11772613. The next prime is 11772689. The reversal of 11772628 is 82627711.

It is a happy number.

11772628 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 11772593 and 11772602.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10533 + ... + 11596.

Almost surely, 2^11772628 is an apocalyptic number.

It is an amenable number.

11772628 is an abundant number, since it is smaller than the sum of its proper divisors (13012972).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11772628 is a wasteful number, since it uses less digits than its factorization.

11772628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22159 (or 22157 counting only the distinct ones).

The product of its digits is 9408, while the sum is 34.

The square root of 11772628 is about 3431.1263456772. The cubic root of 11772628 is about 227.4876409178.

The spelling of 11772628 in words is "eleven million, seven hundred seventy-two thousand, six hundred twenty-eight".