222097794 has 8 divisors (see below), whose sum is σ = 444195600. Its totient is φ = 74032596.

The previous prime is 222097789. The next prime is 222097807. The reversal of 222097794 is 497790222.

222097794 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

222097794 is an admirable number.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18508144 + ... + 18508155.

It is an arithmetic number, because the mean of its divisors is an integer number (55524450).

Almost surely, 2^222097794 is an apocalyptic number.

222097794 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

222097794 is a wasteful number, since it uses less digits than its factorization.

222097794 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37016304.

The product of its (nonzero) digits is 127008, while the sum is 42.

The square root of 222097794 is about 14902.9458161801. The cubic root of 222097794 is about 605.5937926283.

It can be divided in two parts, 22209 and 7794, that added together give a palindrome (30003).

The spelling of 222097794 in words is "two hundred twenty-two million, ninety-seven thousand, seven hundred ninety-four".