13830998 has 4 divisors (see below), whose sum is σ = 20746500. Its totient is φ = 6915498.

The previous prime is 13830997. The next prime is 13831009. The reversal of 13830998 is 89903831.

13830998 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13830997) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3457748 + ... + 3457751.

It is an arithmetic number, because the mean of its divisors is an integer number (5186625).

Almost surely, 2^13830998 is an apocalyptic number.

13830998 is a deficient number, since it is larger than the sum of its proper divisors (6915502).

13830998 is an equidigital number, since it uses as much as digits as its factorization.

13830998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6915501.

The product of its (nonzero) digits is 46656, while the sum is 41.

The square root of 13830998 is about 3719.0049744522. The cubic root of 13830998 is about 240.0404908535.

It can be divided in two parts, 138 and 30998, that multiplied together give a palindrome (4277724).

The spelling of 13830998 in words is "thirteen million, eight hundred thirty thousand, nine hundred ninety-eight".