222104736 has 216 divisors, whose sum is σ = 753296544. Its totient is φ = 60802560.

The previous prime is 222104731. The next prime is 222104759. The reversal of 222104736 is 637401222.

It is not an unprimeable number, because it can be changed into a prime (222104731) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 1695391 + ... + 1695521.

It is an arithmetic number, because the mean of its divisors is an integer number (3487484).

Almost surely, 2^222104736 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 222104736, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (376648272).

222104736 is an abundant number, since it is smaller than the sum of its proper divisors (531191808).

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

222104736 is a wasteful number, since it uses less digits than its factorization.

222104736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 212 (or 172 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 27.

The square root of 222104736 is about 14903.1787213332. The cubic root of 222104736 is about 605.6001021437.

Adding to 222104736 its reverse (637401222), we get a palindrome (859505958).

The spelling of 222104736 in words is "two hundred twenty-two million, one hundred four thousand, seven hundred thirty-six".