13898828 has 12 divisors (see below), whose sum is σ = 24980592. Its totient is φ = 6761520.

The previous prime is 13898827. The next prime is 13898837. The reversal of 13898828 is 82889831.

It is not an unprimeable number, because it can be changed into a prime (13898827) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46808 + ... + 47103.

It is an arithmetic number, because the mean of its divisors is an integer number (2081716).

Almost surely, 2^13898828 is an apocalyptic number.

It is an amenable number.

13898828 is a deficient number, since it is larger than the sum of its proper divisors (11081764).

13898828 is a wasteful number, since it uses less digits than its factorization.

13898828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93952 (or 93950 counting only the distinct ones).

The product of its digits is 221184, while the sum is 47.

The square root of 13898828 is about 3728.1131957064. The cubic root of 13898828 is about 240.4322534274.

The spelling of 13898828 in words is "thirteen million, eight hundred ninety-eight thousand, eight hundred twenty-eight".