222449774 has 8 divisors (see below), whose sum is σ = 333743328. Its totient is φ = 111202000.

The previous prime is 222449741. The next prime is 222449779. The reversal of 222449774 is 477944222.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222449779) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6059 + ... + 21945.

It is an arithmetic number, because the mean of its divisors is an integer number (41717916).

Almost surely, 2^222449774 is an apocalyptic number.

222449774 is a deficient number, since it is larger than the sum of its proper divisors (111293554).

222449774 is a wasteful number, since it uses less digits than its factorization.

222449774 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22890.

The product of its digits is 225792, while the sum is 41.

The square root of 222449774 is about 14914.7502158099. The cubic root of 222449774 is about 605.9135382605.

The spelling of 222449774 in words is "two hundred twenty-two million, four hundred forty-nine thousand, seven hundred seventy-four".