222455429 has 16 divisors (see below), whose sum is σ = 261152640. Its totient is φ = 185553600.

The previous prime is 222455407. The next prime is 222455437. The reversal of 222455429 is 924554222.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-222455429 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222455459) 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, 39047 + ... + 44379.

It is an arithmetic number, because the mean of its divisors is an integer number (16322040).

Almost surely, 2^222455429 is an apocalyptic number.

It is an amenable number.

222455429 is a deficient number, since it is larger than the sum of its proper divisors (38697211).

222455429 is a wasteful number, since it uses less digits than its factorization.

222455429 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5500.

The product of its digits is 57600, while the sum is 35.

The square root of 222455429 is about 14914.9397920340. The cubic root of 222455429 is about 605.9186726211.

The spelling of 222455429 in words is "two hundred twenty-two million, four hundred fifty-five thousand, four hundred twenty-nine".