222045354 has 16 divisors (see below), whose sum is σ = 493434240. Its totient is φ = 74015100.

The previous prime is 222045287. The next prime is 222045389. The reversal of 222045354 is 453540222.

It is a happy number.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2055922 + ... + 2056029.

It is an arithmetic number, because the mean of its divisors is an integer number (30839640).

Almost surely, 2^222045354 is an apocalyptic number.

222045354 is an abundant number, since it is smaller than the sum of its proper divisors (271388886).

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

222045354 is a wasteful number, since it uses less digits than its factorization.

222045354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4111962 (or 4111956 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 27.

The square root of 222045354 is about 14901.1863286116. The cubic root of 222045354 is about 605.5461261812.

Adding to 222045354 its reverse (453540222), we get a palindrome (675585576).

It can be divided in two parts, 2220 and 45354, that added together give a palindrome (47574).

The spelling of 222045354 in words is "two hundred twenty-two million, forty-five thousand, three hundred fifty-four".