222002016 has 24 divisors (see below), whose sum is σ = 582755544. Its totient is φ = 74000640.

The previous prime is 222001987. The next prime is 222002051. The reversal of 222002016 is 610200222.

It is a tau number, because it is divible by the number of its divisors (24).

It is a junction number, because it is equal to n+sod(n) for n = 222001986 and 222002004.

It is a congruent 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, 1156165 + ... + 1156356.

It is an arithmetic number, because the mean of its divisors is an integer number (24281481).

Almost surely, 2^222002016 is an apocalyptic number.

It is an amenable number.

222002016 is an abundant number, since it is smaller than the sum of its proper divisors (360753528).

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

222002016 is a wasteful number, since it uses less digits than its factorization.

222002016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2312534 (or 2312526 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 222002016 is about 14899.7320781281. The cubic root of 222002016 is about 605.5067275252.

Adding to 222002016 its reverse (610200222), we get a palindrome (832202238).

The spelling of 222002016 in words is "two hundred twenty-two million, two thousand, sixteen".