13733428 has 24 divisors (see below), whose sum is σ = 25502400. Its totient is φ = 6452928.

The previous prime is 13733411. The next prime is 13733437. The reversal of 13733428 is 82433731.

It is a self number, because there is not a number n which added to its sum of digits gives 13733428.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9753 + ... + 11071.

It is an arithmetic number, because the mean of its divisors is an integer number (1062600).

Almost surely, 2^13733428 is an apocalyptic number.

It is an amenable number.

13733428 is a deficient number, since it is larger than the sum of its proper divisors (11768972).

13733428 is a wasteful number, since it uses less digits than its factorization.

13733428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1479 (or 1477 counting only the distinct ones).

The product of its digits is 12096, while the sum is 31.

The square root of 13733428 is about 3705.8640018220. The cubic root of 13733428 is about 239.4747076032.

It can be divided in two parts, 13733 and 428, that added together give a square (14161 = 119²).

The spelling of 13733428 in words is "thirteen million, seven hundred thirty-three thousand, four hundred twenty-eight".