222144435 has 12 divisors (see below), whose sum is σ = 385050432. Its totient is φ = 118477008.

The previous prime is 222144431. The next prime is 222144443. The reversal of 222144435 is 534441222.

222144435 is a `hidden beast` number, since 2 + 2 + 214 + 443 + 5 = 666.

It is not a de Polignac number, because 222144435 - 2² = 222144431 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 222144399 and 222144408.

It is not an unprimeable number, because it can be changed into a prime (222144431) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2468227 + ... + 2468316.

It is an arithmetic number, because the mean of its divisors is an integer number (32087536).

Almost surely, 2^222144435 is an apocalyptic number.

222144435 is a deficient number, since it is larger than the sum of its proper divisors (162905997).

222144435 is a wasteful number, since it uses less digits than its factorization.

222144435 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4936554 (or 4936551 counting only the distinct ones).

The product of its digits is 7680, while the sum is 27.

The square root of 222144435 is about 14904.5105588879. The cubic root of 222144435 is about 605.6361816478.

Adding to 222144435 its reverse (534441222), we get a palindrome (756585657).

It can be divided in two parts, 2221 and 44435, that added together give a 6-th power (46656 = 6⁶).

The spelling of 222144435 in words is "two hundred twenty-two million, one hundred forty-four thousand, four hundred thirty-five".