222646246 has 16 divisors (see below), whose sum is σ = 354041280. Its totient is φ = 104648320.

The previous prime is 222646243. The next prime is 222646289. The reversal of 222646246 is 642646222.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222646243) 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, 28515 + ... + 35473.

It is an arithmetic number, because the mean of its divisors is an integer number (22127580).

Almost surely, 2^222646246 is an apocalyptic number.

222646246 is a deficient number, since it is larger than the sum of its proper divisors (131395034).

222646246 is a wasteful number, since it uses less digits than its factorization.

222646246 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7919.

The product of its digits is 55296, while the sum is 34.

The square root of 222646246 is about 14921.3352619663. The cubic root of 222646246 is about 606.0918706725.

The spelling of 222646246 in words is "two hundred twenty-two million, six hundred forty-six thousand, two hundred forty-six".