222041550 has 24 divisors (see below), whose sum is σ = 550663416. Its totient is φ = 59211040.

The previous prime is 222041503. The next prime is 222041557. The reversal of 222041550 is 55140222.

It is a happy number.

222041550 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222041557) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 739989 + ... + 740288.

It is an arithmetic number, because the mean of its divisors is an integer number (22944309).

Almost surely, 2^222041550 is an apocalyptic number.

222041550 is an abundant number, since it is smaller than the sum of its proper divisors (328621866).

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

222041550 is a wasteful number, since it uses less digits than its factorization.

222041550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1480292 (or 1480287 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 21.

The square root of 222041550 is about 14901.0586872209. The cubic root of 222041550 is about 605.5426681630.

Adding to 222041550 its reverse (55140222), we get a palindrome (277181772).

The spelling of 222041550 in words is "two hundred twenty-two million, forty-one thousand, five hundred fifty".