136746090 has 64 divisors (see below), whose sum is σ = 392716800. Its totient is φ = 33659712.

The previous prime is 136746073. The next prime is 136746133. The reversal of 136746090 is 90647631.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15970 + ... + 22989.

It is an arithmetic number, because the mean of its divisors is an integer number (6136200).

Almost surely, 2^136746090 is an apocalyptic number.

136746090 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

136746090 is an abundant number, since it is smaller than the sum of its proper divisors (255970710).

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

136746090 is a wasteful number, since it uses less digits than its factorization.

136746090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38988 (or 38982 counting only the distinct ones).

The product of its (nonzero) digits is 27216, while the sum is 36.

The square root of 136746090 is about 11693.8483828037. The cubic root of 136746090 is about 515.1949995215.

The spelling of 136746090 in words is "one hundred thirty-six million, seven hundred forty-six thousand, ninety".