221950896 has 40 divisors (see below), whose sum is σ = 575116464. Its totient is φ = 73758720.

The previous prime is 221950867. The next prime is 221950921. The reversal of 221950896 is 698059122.

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, 9316 + ... + 23036.

Almost surely, 2^221950896 is an apocalyptic number.

It is an amenable number.

221950896 is an abundant number, since it is smaller than the sum of its proper divisors (353165568).

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

221950896 is a wasteful number, since it uses less digits than its factorization.

221950896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14069 (or 14063 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 42.

The square root of 221950896 is about 14898.0165122744. The cubic root of 221950896 is about 605.4602476469.

The spelling of 221950896 in words is "two hundred twenty-one million, nine hundred fifty thousand, eight hundred ninety-six".