220723233 has 8 divisors (see below), whose sum is σ = 300559488. Its totient is φ = 144017904.

The previous prime is 220723219. The next prime is 220723271. The reversal of 220723233 is 332327022.

220723233 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 220723233 - 2⁵ = 220723201 is a prime.

It is not an unprimeable number, because it can be changed into a prime (220723273) 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, 782566 + ... + 782847.

It is an arithmetic number, because the mean of its divisors is an integer number (37569936).

Almost surely, 2^220723233 is an apocalyptic number.

It is an amenable number.

220723233 is a deficient number, since it is larger than the sum of its proper divisors (79836255).

220723233 is a wasteful number, since it uses less digits than its factorization.

220723233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1565463.

The product of its (nonzero) digits is 3024, while the sum is 24.

The square root of 220723233 is about 14856.7571495263. The cubic root of 220723233 is about 604.3418683979.

The spelling of 220723233 in words is "two hundred twenty million, seven hundred twenty-three thousand, two hundred thirty-three".