222398034 has 32 divisors (see below), whose sum is σ = 449167680. Its totient is φ = 73408512.

The previous prime is 222398027. The next prime is 222398039. The reversal of 222398034 is 430893222.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 222397986 and 222398004.

It is not an unprimeable number, because it can be changed into a prime (222398039) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 358977 + ... + 359595.

It is an arithmetic number, because the mean of its divisors is an integer number (14036490).

Almost surely, 2^222398034 is an apocalyptic number.

222398034 is an abundant number, since it is smaller than the sum of its proper divisors (226769646).

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

222398034 is a wasteful number, since it uses less digits than its factorization.

222398034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1114.

The product of its (nonzero) digits is 20736, while the sum is 33.

The square root of 222398034 is about 14913.0155904163. The cubic root of 222398034 is about 605.8665577717.

The spelling of 222398034 in words is "two hundred twenty-two million, three hundred ninety-eight thousand, thirty-four".