13328834 has 4 divisors (see below), whose sum is σ = 19993254. Its totient is φ = 6664416.

The previous prime is 13328831. The next prime is 13328837. The reversal of 13328834 is 43882331.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (13328831) and next prime (13328837).

It can be written as a sum of positive squares in only one way, i.e., 8684809 + 4644025 = 2947^2 + 2155^2 .

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 13328834.

It is not an unprimeable number, because it can be changed into a prime (13328831) by changing a digit.

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 as a sum of consecutive naturals, namely, 3332207 + ... + 3332210.

Almost surely, 2^13328834 is an apocalyptic number.

13328834 is a deficient number, since it is larger than the sum of its proper divisors (6664420).

13328834 is an equidigital number, since it uses as much as digits as its factorization.

13328834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6664419.

The product of its digits is 13824, while the sum is 32.

The square root of 13328834 is about 3650.8675681268. The cubic root of 13328834 is about 237.0995445509.

The spelling of 13328834 in words is "thirteen million, three hundred twenty-eight thousand, eight hundred thirty-four".