42298223 has 4 divisors (see below), whose sum is σ = 46143528. Its totient is φ = 38452920.

The previous prime is 42298189. The next prime is 42298241. The reversal of 42298223 is 32289224.

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

It is not a de Polignac number, because 42298223 - 2²⁰ = 41249647 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 42298223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42298253) 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, 1922636 + ... + 1922657.

It is an arithmetic number, because the mean of its divisors is an integer number (11535882).

Almost surely, 2^42298223 is an apocalyptic number.

42298223 is a deficient number, since it is larger than the sum of its proper divisors (3845305).

42298223 is a wasteful number, since it uses less digits than its factorization.

42298223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3845304.

The product of its digits is 13824, while the sum is 32.

The square root of 42298223 is about 6503.7084036725. The cubic root of 42298223 is about 348.4234479630.

The spelling of 42298223 in words is "forty-two million, two hundred ninety-eight thousand, two hundred twenty-three".