240222243 has 4 divisors (see below), whose sum is σ = 320296328. Its totient is φ = 160148160.

The previous prime is 240222233. The next prime is 240222247. The reversal of 240222243 is 342222042.

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

It is not a de Polignac number, because 240222243 - 2⁵ = 240222211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (240222247) 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, 40037038 + ... + 40037043.

It is an arithmetic number, because the mean of its divisors is an integer number (80074082).

Almost surely, 2^240222243 is an apocalyptic number.

240222243 is a deficient number, since it is larger than the sum of its proper divisors (80074085).

240222243 is an equidigital number, since it uses as much as digits as its factorization.

240222243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80074084.

The product of its (nonzero) digits is 1536, while the sum is 21.

The square root of 240222243 is about 15499.1045870399. The cubic root of 240222243 is about 621.6382644206.

Adding to 240222243 its reverse (342222042), we get a palindrome (582444285).

The spelling of 240222243 in words is "two hundred forty million, two hundred twenty-two thousand, two hundred forty-three".