13858198 has 4 divisors (see below), whose sum is σ = 20787300. Its totient is φ = 6929098.

The previous prime is 13858193. The next prime is 13858217. The reversal of 13858198 is 89185831.

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 (13858193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3464548 + ... + 3464551.

It is an arithmetic number, because the mean of its divisors is an integer number (5196825).

Almost surely, 2^13858198 is an apocalyptic number.

13858198 is a deficient number, since it is larger than the sum of its proper divisors (6929102).

13858198 is an equidigital number, since it uses as much as digits as its factorization.

13858198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6929101.

The product of its digits is 69120, while the sum is 43.

The square root of 13858198 is about 3722.6600704335. The cubic root of 13858198 is about 240.1977421231.

The spelling of 13858198 in words is "thirteen million, eight hundred fifty-eight thousand, one hundred ninety-eight".