13898922 has 8 divisors (see below), whose sum is σ = 27797856. Its totient is φ = 4632972.

The previous prime is 13898897. The next prime is 13898947. The reversal of 13898922 is 22989831.

It is an interprime number because it is at equal distance from previous prime (13898897) and next prime (13898947).

It is a sphenic number, since it is the product of 3 distinct primes.

13898922 is an admirable number.

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, 1158238 + ... + 1158249.

It is an arithmetic number, because the mean of its divisors is an integer number (3474732).

Almost surely, 2^13898922 is an apocalyptic number.

13898922 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13898922 is a wasteful number, since it uses less digits than its factorization.

13898922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2316492.

The product of its digits is 62208, while the sum is 42.

The square root of 13898922 is about 3728.1258025984. The cubic root of 13898922 is about 240.4327954535.

Subtracting 13898922 from its reverse (22989831), we obtain a palindrome (9090909).

The spelling of 13898922 in words is "thirteen million, eight hundred ninety-eight thousand, nine hundred twenty-two".