222727340 has 24 divisors (see below), whose sum is σ = 510248592. Its totient is φ = 80991680.

The previous prime is 222727327. The next prime is 222727361. The reversal of 222727340 is 43727222.

It is a happy number.

222727340 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 505979 + ... + 506418.

It is an arithmetic number, because the mean of its divisors is an integer number (21260358).

Almost surely, 2^222727340 is an apocalyptic number.

222727340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222727340 is an abundant number, since it is smaller than the sum of its proper divisors (287521252).

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

222727340 is a wasteful number, since it uses less digits than its factorization.

222727340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1012417 (or 1012415 counting only the distinct ones).

The product of its (nonzero) digits is 9408, while the sum is 29.

The square root of 222727340 is about 14924.0523987287. The cubic root of 222727340 is about 606.1654469532.

The spelling of 222727340 in words is "two hundred twenty-two million, seven hundred twenty-seven thousand, three hundred forty".