220720182 has 8 divisors (see below), whose sum is σ = 441440376. Its totient is φ = 73573392.

The previous prime is 220720153. The next prime is 220720211. The reversal of 220720182 is 281027022.

It is a happy number.

220720182 is digitally balanced in base 3, 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 (220720153) and next prime (220720211).

It is a sphenic number, since it is the product of 3 distinct primes.

220720182 is an admirable number.

It is a super-2 number, since 2×220720182² = 97434797484226248, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18393343 + ... + 18393354.

It is an arithmetic number, because the mean of its divisors is an integer number (55180047).

Almost surely, 2^220720182 is an apocalyptic number.

220720182 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

220720182 is a wasteful number, since it uses less digits than its factorization.

220720182 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36786702.

The product of its (nonzero) digits is 896, while the sum is 24.

The square root of 220720182 is about 14856.6544686211. The cubic root of 220720182 is about 604.3390838314.

The spelling of 220720182 in words is "two hundred twenty million, seven hundred twenty thousand, one hundred eighty-two".