222033530 has 8 divisors (see below), whose sum is σ = 399660372. Its totient is φ = 88813408.

The previous prime is 222033523. The next prime is 222033577. The reversal of 222033530 is 35330222.

It can be written as a sum of positive squares in 2 ways, for example, as 214007641 + 8025889 = 14629^2 + 2833^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11101667 + ... + 11101686.

Almost surely, 2^222033530 is an apocalyptic number.

222033530 is a deficient number, since it is larger than the sum of its proper divisors (177626842).

222033530 is a wasteful number, since it uses less digits than its factorization.

222033530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22203360.

The product of its (nonzero) digits is 1080, while the sum is 20.

The square root of 222033530 is about 14900.7895763949. The cubic root of 222033530 is about 605.5353774695.

Adding to 222033530 its reverse (35330222), we get a palindrome (257363752).

The spelling of 222033530 in words is "two hundred twenty-two million, thirty-three thousand, five hundred thirty".