136935504 has 60 divisors (see below), whose sum is σ = 384724756. Its totient is φ = 45467136.

The previous prime is 136935503. The next prime is 136935509. The reversal of 136935504 is 405539631.

136935504 is a `hidden beast` number, since 13 + 6 + 93 + 550 + 4 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 33872400 + 103063104 = 5820^2 + 10152^2 .

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136935503) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 38172 + ... + 41604.

Almost surely, 2^136935504 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 136935504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (192362378).

136935504 is an abundant number, since it is smaller than the sum of its proper divisors (247789252).

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

136935504 is a wasteful number, since it uses less digits than its factorization.

136935504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3724 (or 3715 counting only the distinct ones).

The product of its (nonzero) digits is 48600, while the sum is 36.

The square root of 136935504 is about 11701.9444538077. The cubic root of 136935504 is about 515.4327640858.

The spelling of 136935504 in words is "one hundred thirty-six million, nine hundred thirty-five thousand, five hundred four".