136786992 has 40 divisors (see below), whose sum is σ = 355554624. Its totient is φ = 45313344.

The previous prime is 136786961. The next prime is 136787009. The reversal of 136786992 is 299687631.

It is a super-3 number, since 3×136786992³ (a number of 25 digits) contains 333 as substring.

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, 918 + ... + 16565.

Almost surely, 2^136786992 is an apocalyptic number.

136786992 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

136786992 is an abundant number, since it is smaller than the sum of its proper divisors (218767632).

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

136786992 is a wasteful number, since it uses less digits than its factorization.

136786992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17657 (or 17651 counting only the distinct ones).

The product of its digits is 979776, while the sum is 51.

The square root of 136786992 is about 11695.5971202842. The cubic root of 136786992 is about 515.2463609053.

The spelling of 136786992 in words is "one hundred thirty-six million, seven hundred eighty-six thousand, nine hundred ninety-two".