222425398 has 32 divisors (see below), whose sum is σ = 371538720. Its totient is φ = 99221760.

The previous prime is 222425393. The next prime is 222425431. The reversal of 222425398 is 893524222.

222425398 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-4 number, since 4×222425398⁴ (a number of 34 digits) contains 4444 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222425393) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 92386 + ... + 94762.

It is an arithmetic number, because the mean of its divisors is an integer number (11610585).

Almost surely, 2^222425398 is an apocalyptic number.

222425398 is a deficient number, since it is larger than the sum of its proper divisors (149113322).

222425398 is a wasteful number, since it uses less digits than its factorization.

222425398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2512.

The product of its digits is 69120, while the sum is 37.

The square root of 222425398 is about 14913.9330158077. The cubic root of 222425398 is about 605.8914054922.

The spelling of 222425398 in words is "two hundred twenty-two million, four hundred twenty-five thousand, three hundred ninety-eight".