137742198 has 32 divisors (see below), whose sum is σ = 301224960. Its totient is φ = 41643360.

The previous prime is 137742179. The next prime is 137742217. The reversal of 137742198 is 891247731.

It is an interprime number because it is at equal distance from previous prime (137742179) and next prime (137742217).

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, 29436 + ... + 33792.

It is an arithmetic number, because the mean of its divisors is an integer number (9413280).

Almost surely, 2^137742198 is an apocalyptic number.

137742198 is an abundant number, since it is smaller than the sum of its proper divisors (163482762).

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

137742198 is a wasteful number, since it uses less digits than its factorization.

137742198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4852.

The product of its digits is 84672, while the sum is 42.

The square root of 137742198 is about 11736.3622132243. The cubic root of 137742198 is about 516.4429298818.

The spelling of 137742198 in words is "one hundred thirty-seven million, seven hundred forty-two thousand, one hundred ninety-eight".