13329874 has 4 divisors (see below), whose sum is σ = 19994814. Its totient is φ = 6664936.

The previous prime is 13329859. The next prime is 13329889. The reversal of 13329874 is 47892331.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 47892331 = 19 ⋅2520649.

It is an interprime number because it is at equal distance from previous prime (13329859) and next prime (13329889).

It can be written as a sum of positive squares in only one way, i.e., 10284849 + 3045025 = 3207^2 + 1745^2 .

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 as a sum of consecutive naturals, namely, 3332467 + ... + 3332470.

Almost surely, 2^13329874 is an apocalyptic number.

13329874 is a deficient number, since it is larger than the sum of its proper divisors (6664940).

13329874 is an equidigital number, since it uses as much as digits as its factorization.

13329874 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6664939.

The product of its digits is 36288, while the sum is 37.

The square root of 13329874 is about 3651.0099972473. The cubic root of 13329874 is about 237.1057110596.

The spelling of 13329874 in words is "thirteen million, three hundred twenty-nine thousand, eight hundred seventy-four".