136170804 has 144 divisors (see below), whose sum is σ = 414832320. Its totient is φ = 34352640.

The previous prime is 136170803. The next prime is 136170851. The reversal of 136170804 is 408071631.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136170803) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 239032 + ... + 239600.

It is an arithmetic number, because the mean of its divisors is an integer number (2880780).

Almost surely, 2^136170804 is an apocalyptic number.

136170804 is a gapful number since it is divisible by the number (14) 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 136170804, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (207416160).

136170804 is an abundant number, since it is smaller than the sum of its proper divisors (278661516).

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

136170804 is a wasteful number, since it uses less digits than its factorization.

136170804 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 638 (or 629 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 30.

The square root of 136170804 is about 11669.2246529065. The cubic root of 136170804 is about 514.4715149207.

The spelling of 136170804 in words is "one hundred thirty-six million, one hundred seventy thousand, eight hundred four".