13329388 has 12 divisors (see below), whose sum is σ = 23823072. Its totient is φ = 6522800.

The previous prime is 13329359. The next prime is 13329409. The reversal of 13329388 is 88392331.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35263 + ... + 35638.

It is an arithmetic number, because the mean of its divisors is an integer number (1985256).

Almost surely, 2^13329388 is an apocalyptic number.

It is an amenable number.

13329388 is a deficient number, since it is larger than the sum of its proper divisors (10493684).

13329388 is a wasteful number, since it uses less digits than its factorization.

13329388 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70952 (or 70950 counting only the distinct ones).

The product of its digits is 31104, while the sum is 37.

The square root of 13329388 is about 3650.9434397153. The cubic root of 13329388 is about 237.1028294425.

The spelling of 13329388 in words is "thirteen million, three hundred twenty-nine thousand, three hundred eighty-eight".