222474774 has 16 divisors (see below), whose sum is σ = 455802480. Its totient is φ = 72349440.

The previous prime is 222474757. The next prime is 222474779. The reversal of 222474774 is 477474222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222474779) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 451939 + ... + 452430.

It is an arithmetic number, because the mean of its divisors is an integer number (28487655).

Almost surely, 2^222474774 is an apocalyptic number.

222474774 is an abundant number, since it is smaller than the sum of its proper divisors (233327706).

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

222474774 is a wasteful number, since it uses less digits than its factorization.

222474774 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 904415.

The product of its digits is 175616, while the sum is 39.

The square root of 222474774 is about 14915.5882887669. The cubic root of 222474774 is about 605.9362359251.

The spelling of 222474774 in words is "two hundred twenty-two million, four hundred seventy-four thousand, seven hundred seventy-four".