136898374 has 16 divisors (see below), whose sum is σ = 208947312. Its totient is φ = 67258368.

The previous prime is 136898351. The next prime is 136898383. The reversal of 136898374 is 473898631.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29902 + ... + 34174.

It is an arithmetic number, because the mean of its divisors is an integer number (13059207).

Almost surely, 2^136898374 is an apocalyptic number.

136898374 is a deficient number, since it is larger than the sum of its proper divisors (72048938).

136898374 is a wasteful number, since it uses less digits than its factorization.

136898374 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4551.

The product of its digits is 870912, while the sum is 49.

The square root of 136898374 is about 11700.3578577751. The cubic root of 136898374 is about 515.3861734209.

The spelling of 136898374 in words is "one hundred thirty-six million, eight hundred ninety-eight thousand, three hundred seventy-four".