13164428 has 12 divisors (see below), whose sum is σ = 23382072. Its totient is φ = 6483840.

The previous prime is 13164419. The next prime is 13164451. The reversal of 13164428 is 82446131.

It is a self number, because there is not a number n which added to its sum of digits gives 13164428.

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 in 3 ways as a sum of consecutive naturals, for example, 24293 + ... + 24828.

It is an arithmetic number, because the mean of its divisors is an integer number (1948506).

Almost surely, 2^13164428 is an apocalyptic number.

It is an amenable number.

13164428 is a deficient number, since it is larger than the sum of its proper divisors (10217644).

13164428 is a wasteful number, since it uses less digits than its factorization.

13164428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49192 (or 49190 counting only the distinct ones).

The product of its digits is 4608, while the sum is 29.

The square root of 13164428 is about 3628.2816869697. The cubic root of 13164428 is about 236.1206650969.

The spelling of 13164428 in words is "thirteen million, one hundred sixty-four thousand, four hundred twenty-eight".