136958090 has 32 divisors (see below), whose sum is σ = 255104640. Its totient is φ = 52899264.

The previous prime is 136958071. The next prime is 136958153. The reversal of 136958090 is 90859631.

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, 50099 + ... + 52761.

It is an arithmetic number, because the mean of its divisors is an integer number (7972020).

Almost surely, 2^136958090 is an apocalyptic number.

136958090 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

136958090 is a deficient number, since it is larger than the sum of its proper divisors (118146550).

136958090 is a wasteful number, since it uses less digits than its factorization.

136958090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2846.

The product of its (nonzero) digits is 58320, while the sum is 41.

The square root of 136958090 is about 11702.9094673077. The cubic root of 136958090 is about 515.4611008431.

The spelling of 136958090 in words is "one hundred thirty-six million, nine hundred fifty-eight thousand, ninety".