890572227 has 4 divisors (see below), whose sum is σ = 1187429640. Its totient is φ = 593714816.

The previous prime is 890572219. The next prime is 890572231. The reversal of 890572227 is 722275098.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 890572227 - 2³ = 890572219 is a prime.

It is not an unprimeable number, because it can be changed into a prime (890572297) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 148428702 + ... + 148428707.

It is an arithmetic number, because the mean of its divisors is an integer number (296857410).

Almost surely, 2^890572227 is an apocalyptic number.

890572227 is a deficient number, since it is larger than the sum of its proper divisors (296857413).

890572227 is a wasteful number, since it uses less digits than its factorization.

890572227 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 296857412.

The product of its (nonzero) digits is 141120, while the sum is 42.

The square root of 890572227 is about 29842.4567855932. The cubic root of 890572227 is about 962.1062792204.

The spelling of 890572227 in words is "eight hundred ninety million, five hundred seventy-two thousand, two hundred twenty-seven".