220354056 has 96 divisors (see below), whose sum is σ = 645404760. Its totient is φ = 67516416.

The previous prime is 220354037. The next prime is 220354061. The reversal of 220354056 is 650453022.

220354056 is a `hidden beast` number, since 220 + 35 + 405 + 6 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 179828100 + 40525956 = 13410^2 + 6366^2 .

It is a super-2 number, since 2×220354056² = 97111819991302272, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 371296 + ... + 371888.

Almost surely, 2^220354056 is an apocalyptic number.

220354056 is a gapful number since it is divisible by the number (26) 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 220354056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (322702380).

220354056 is an abundant number, since it is smaller than the sum of its proper divisors (425050704).

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

220354056 is a wasteful number, since it uses less digits than its factorization.

220354056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1015 (or 1008 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

The square root of 220354056 is about 14844.3274014015. The cubic root of 220354056 is about 604.0047439067.

The spelling of 220354056 in words is "two hundred twenty million, three hundred fifty-four thousand, fifty-six".