220090136 has 32 divisors (see below), whose sum is σ = 474644640. Its totient is φ = 93719808.

The previous prime is 220090133. The next prime is 220090139. The reversal of 220090136 is 631090022.

220090136 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (220090133) and next prime (220090139).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220090133) 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, 3725 + ... + 21308.

It is an arithmetic number, because the mean of its divisors is an integer number (14832645).

Almost surely, 2^220090136 is an apocalyptic number.

It is an amenable number.

220090136 is an abundant number, since it is smaller than the sum of its proper divisors (254554504).

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

220090136 is a wasteful number, since it uses less digits than its factorization.

220090136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25203 (or 25199 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 23.

The square root of 220090136 is about 14835.4351469716. The cubic root of 220090136 is about 603.7635069642.

The spelling of 220090136 in words is "two hundred twenty million, ninety thousand, one hundred thirty-six".