136575730 has 16 divisors (see below), whose sum is σ = 246551040. Its totient is φ = 54471472.

The previous prime is 136575727. The next prime is 136575731. The reversal of 136575730 is 37575631.

It is a happy number.

136575730 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 136575730.

It is not an unprimeable number, because it can be changed into a prime (136575731) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16210 + ... + 23149.

It is an arithmetic number, because the mean of its divisors is an integer number (15409440).

Almost surely, 2^136575730 is an apocalyptic number.

136575730 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

136575730 is a deficient number, since it is larger than the sum of its proper divisors (109975310).

136575730 is a wasteful number, since it uses less digits than its factorization.

136575730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39713.

The product of its (nonzero) digits is 66150, while the sum is 37.

The square root of 136575730 is about 11686.5619409645. The cubic root of 136575730 is about 514.9809651431.

Subtracting from 136575730 its reverse (37575631), we obtain a palindrome (99000099).

The spelling of 136575730 in words is "one hundred thirty-six million, five hundred seventy-five thousand, seven hundred thirty".