115523198 has 16 divisors (see below), whose sum is σ = 202646400. Its totient is φ = 48358296.

The previous prime is 115523197. The next prime is 115523207. The reversal of 115523198 is 891325511.

It is a super-2 number, since 2×115523198² = 26691218552294408, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115523197) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 95348 + ... + 96551.

It is an arithmetic number, because the mean of its divisors is an integer number (12665400).

Almost surely, 2^115523198 is an apocalyptic number.

115523198 is a deficient number, since it is larger than the sum of its proper divisors (87123202).

115523198 is a wasteful number, since it uses less digits than its factorization.

115523198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 191951.

The product of its digits is 10800, while the sum is 35.

The square root of 115523198 is about 10748.1718445511. The cubic root of 115523198 is about 487.0307707677.

The spelling of 115523198 in words is "one hundred fifteen million, five hundred twenty-three thousand, one hundred ninety-eight".