222140616 has 32 divisors (see below), whose sum is σ = 557344800. Its totient is φ = 73781120.

The previous prime is 222140599. The next prime is 222140621. The reversal of 222140616 is 616041222.

222140616 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9726 + ... + 23213.

It is an arithmetic number, because the mean of its divisors is an integer number (17417025).

Almost surely, 2^222140616 is an apocalyptic number.

It is an amenable number.

222140616 is an abundant number, since it is smaller than the sum of its proper divisors (335204184).

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

222140616 is a wasteful number, since it uses less digits than its factorization.

222140616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33229 (or 33225 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 222140616 is about 14904.3824427582. The cubic root of 222140616 is about 605.6327110261.

Adding to 222140616 its reverse (616041222), we get a palindrome (838181838).

The spelling of 222140616 in words is "two hundred twenty-two million, one hundred forty thousand, six hundred sixteen".