242222394 has 8 divisors (see below), whose sum is σ = 484444800. Its totient is φ = 80740796.

The previous prime is 242222371. The next prime is 242222417. The reversal of 242222394 is 493222242.

It is an interprime number because it is at equal distance from previous prime (242222371) and next prime (242222417).

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

242222394 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20185194 + ... + 20185205.

It is an arithmetic number, because the mean of its divisors is an integer number (60555600).

Almost surely, 2^242222394 is an apocalyptic number.

242222394 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

242222394 is a wasteful number, since it uses less digits than its factorization.

242222394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40370404.

The product of its digits is 13824, while the sum is 30.

The square root of 242222394 is about 15563.4955585177. The cubic root of 242222394 is about 623.3588036783.

The spelling of 242222394 in words is "two hundred forty-two million, two hundred twenty-two thousand, three hundred ninety-four".