136797198 has 32 divisors (see below), whose sum is σ = 291664800. Its totient is φ = 42624000.

The previous prime is 136797179. The next prime is 136797211. The reversal of 136797198 is 891797631.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 136797198.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10698 + ... + 19698.

It is an arithmetic number, because the mean of its divisors is an integer number (9114525).

Almost surely, 2^136797198 is an apocalyptic number.

136797198 is an abundant number, since it is smaller than the sum of its proper divisors (154867602).

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

136797198 is a wasteful number, since it uses less digits than its factorization.

136797198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9172.

The product of its digits is 571536, while the sum is 51.

The square root of 136797198 is about 11696.0334301848. The cubic root of 136797198 is about 515.2591751685.

The spelling of 136797198 in words is "one hundred thirty-six million, seven hundred ninety-seven thousand, one hundred ninety-eight".