222347340 has 36 divisors (see below), whose sum is σ = 674454144. Its totient is φ = 59292576.

The previous prime is 222347327. The next prime is 222347351. The reversal of 222347340 is 43743222.

It is a tau number, because it is divible by the number of its divisors (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 617452 + ... + 617811.

Almost surely, 2^222347340 is an apocalyptic number.

222347340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222347340 is an abundant number, since it is smaller than the sum of its proper divisors (452106804).

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

222347340 is a wasteful number, since it uses less digits than its factorization.

222347340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1235278 (or 1235273 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 27.

The square root of 222347340 is about 14911.3158373096. The cubic root of 222347340 is about 605.8205199948.

The spelling of 222347340 in words is "two hundred twenty-two million, three hundred forty-seven thousand, three hundred forty".