136630800 has 150 divisors (see below), whose sum is σ = 490473258. Its totient is φ = 36426240.

The previous prime is 136630799. The next prime is 136630801. The reversal of 136630800 is 8036631.

It is an interprime number because it is at equal distance from previous prime (136630799) and next prime (136630801).

It can be written as a sum of positive squares in 3 ways, for example, as 28387584 + 108243216 = 5328^2 + 10404^2 .

It is a tau number, because it is divible by the number of its divisors (150).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (136630801) by changing a digit.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 30292 + ... + 34508.

Almost surely, 2^136630800 is an apocalyptic number.

136630800 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 136630800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (245236629).

136630800 is an abundant number, since it is smaller than the sum of its proper divisors (353842458).

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

136630800 is a wasteful number, since it uses less digits than its factorization.

136630800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4247 (or 4227 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 136630800 is about 11688.9178284390. The cubic root of 136630800 is about 515.0501726341.

The spelling of 136630800 in words is "one hundred thirty-six million, six hundred thirty thousand, eight hundred".