136722984 has 16 divisors (see below), whose sum is σ = 341807520. Its totient is φ = 45574320.

The previous prime is 136722983. The next prime is 136722991. The reversal of 136722984 is 489227631.

It is not an unprimeable number, because it can be changed into a prime (136722983) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2848372 + ... + 2848419.

It is an arithmetic number, because the mean of its divisors is an integer number (21362970).

Almost surely, 2^136722984 is an apocalyptic number.

It is an amenable number.

136722984 is an abundant number, since it is smaller than the sum of its proper divisors (205084536).

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

136722984 is a wasteful number, since it uses less digits than its factorization.

136722984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5696800 (or 5696796 counting only the distinct ones).

The product of its digits is 145152, while the sum is 42.

The square root of 136722984 is about 11692.8603857226. The cubic root of 136722984 is about 515.1659803707.

The spelling of 136722984 in words is "one hundred thirty-six million, seven hundred twenty-two thousand, nine hundred eighty-four".