222140294 has 16 divisors (see below), whose sum is σ = 336909888. Its totient is φ = 109843392.

The previous prime is 222140257. The next prime is 222140297. The reversal of 222140294 is 492041222.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222140297) 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, 78899 + ... + 81665.

It is an arithmetic number, because the mean of its divisors is an integer number (21056868).

Almost surely, 2^222140294 is an apocalyptic number.

222140294 is a deficient number, since it is larger than the sum of its proper divisors (114769594).

222140294 is a wasteful number, since it uses less digits than its factorization.

222140294 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3199.

The product of its (nonzero) digits is 2304, while the sum is 26.

The square root of 222140294 is about 14904.3716405624. The cubic root of 222140294 is about 605.6324183979.

The spelling of 222140294 in words is "two hundred twenty-two million, one hundred forty thousand, two hundred ninety-four".