220024091 has 8 divisors (see below), whose sum is σ = 251623680. Its totient is φ = 188466408.

The previous prime is 220024069. The next prime is 220024093. The reversal of 220024091 is 190420022.

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

It is a cyclic number.

It is not a de Polignac number, because 220024091 - 2⁶ = 220024027 is a prime.

It is not an unprimeable number, because it can be changed into a prime (220024093) 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, 1730 + ... + 21048.

It is an arithmetic number, because the mean of its divisors is an integer number (31452960).

Almost surely, 2^220024091 is an apocalyptic number.

220024091 is a deficient number, since it is larger than the sum of its proper divisors (31599589).

220024091 is a wasteful number, since it uses less digits than its factorization.

220024091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20953.

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 220024091 is about 14833.2090594045. The cubic root of 220024091 is about 603.7031081494.

The spelling of 220024091 in words is "two hundred twenty million, twenty-four thousand, ninety-one".