136621700 has 36 divisors (see below), whose sum is σ = 301342692. Its totient is φ = 53750400.

The previous prime is 136621699. The next prime is 136621703. The reversal of 136621700 is 7126631.

It can be written as a sum of positive squares in 6 ways, for example, as 2849344 + 133772356 = 1688^2 + 11566^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 136621700.

It is not an unprimeable number, because it can be changed into a prime (136621703) 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, 5099 + ... + 17298.

Almost surely, 2^136621700 is an apocalyptic number.

136621700 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

136621700 is an abundant number, since it is smaller than the sum of its proper divisors (164720992).

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

136621700 is a wasteful number, since it uses less digits than its factorization.

136621700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22472 (or 22465 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 26.

The square root of 136621700 is about 11688.5285643660. The cubic root of 136621700 is about 515.0387377780.

The spelling of 136621700 in words is "one hundred thirty-six million, six hundred twenty-one thousand, seven hundred".