11964428 has 18 divisors (see below), whose sum is σ = 24356556. Its totient is φ = 5127528.

The previous prime is 11964427. The next prime is 11964451. The reversal of 11964428 is 82446911.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (11964427) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 30326 + ... + 30717.

It is an arithmetic number, because the mean of its divisors is an integer number (1353142).

Almost surely, 2^11964428 is an apocalyptic number.

It is an amenable number.

11964428 is an abundant number, since it is smaller than the sum of its proper divisors (12392128).

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

11964428 is a wasteful number, since it uses less digits than its factorization.

11964428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61061 (or 61052 counting only the distinct ones).

The product of its digits is 13824, while the sum is 35.

The square root of 11964428 is about 3458.9634285433. The cubic root of 11964428 is about 228.7164036379.

The spelling of 11964428 in words is "eleven million, nine hundred sixty-four thousand, four hundred twenty-eight".