136845900 has 108 divisors (see below), whose sum is σ = 431139072. Its totient is φ = 36305280.

The previous prime is 136845893. The next prime is 136845911. The reversal of 136845900 is 9548631.

136845900 is a `hidden beast` number, since 1 + 3 + 68 + 4 + 590 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 344502 + ... + 344898.

Almost surely, 2^136845900 is an apocalyptic number.

136845900 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 136845900, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (215569536).

136845900 is an abundant number, since it is smaller than the sum of its proper divisors (294293172).

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

136845900 is a wasteful number, since it uses less digits than its factorization.

136845900 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 800 (or 790 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 36.

The square root of 136845900 is about 11698.1152328057. The cubic root of 136845900 is about 515.3203147614.

The spelling of 136845900 in words is "one hundred thirty-six million, eight hundred forty-five thousand, nine hundred".