136366740 has 168 divisors, whose sum is σ = 440697600. Its totient is φ = 35411904.

The previous prime is 136366733. The next prime is 136366753. The reversal of 136366740 is 47663631.

It is a happy number.

136366740 is a `hidden beast` number, since 13 + 636 + 6 + 7 + 4 + 0 = 666.

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

It is a junction number, because it is equal to n+sod(n) for n = 136366695 and 136366704.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 685161 + ... + 685359.

It is an arithmetic number, because the mean of its divisors is an integer number (2623200).

Almost surely, 2^136366740 is an apocalyptic number.

136366740 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 136366740, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (220348800).

136366740 is an abundant number, since it is smaller than the sum of its proper divisors (304330860).

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

136366740 is a wasteful number, since it uses less digits than its factorization.

136366740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 273 (or 256 counting only the distinct ones).

The product of its (nonzero) digits is 54432, while the sum is 36.

The square root of 136366740 is about 11677.6170514365. The cubic root of 136366740 is about 514.7181541359.

The spelling of 136366740 in words is "one hundred thirty-six million, three hundred sixty-six thousand, seven hundred forty".