222534399 has 16 divisors (see below), whose sum is σ = 306919424. Its totient is φ = 143272800.

The previous prime is 222534397. The next prime is 222534401. The reversal of 222534399 is 993435222.

It is an interprime number because it is at equal distance from previous prime (222534397) and next prime (222534401).

It is not a de Polignac number, because 222534399 - 2¹ = 222534397 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222534397) 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, 48102 + ... + 52524.

It is an arithmetic number, because the mean of its divisors is an integer number (19182464).

Almost surely, 2^222534399 is an apocalyptic number.

222534399 is a deficient number, since it is larger than the sum of its proper divisors (84385025).

222534399 is a wasteful number, since it uses less digits than its factorization.

222534399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4998.

The product of its digits is 116640, while the sum is 39.

The square root of 222534399 is about 14917.5869027132. The cubic root of 222534399 is about 605.9903629920.

The spelling of 222534399 in words is "two hundred twenty-two million, five hundred thirty-four thousand, three hundred ninety-nine".