221461050 has 24 divisors (see below), whose sum is σ = 549223776. Its totient is φ = 59056240.

The previous prime is 221461027. The next prime is 221461067. The reversal of 221461050 is 50164122.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 738054 + ... + 738353.

It is an arithmetic number, because the mean of its divisors is an integer number (22884324).

Almost surely, 2^221461050 is an apocalyptic number.

221461050 is an abundant number, since it is smaller than the sum of its proper divisors (327762726).

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

221461050 is a wasteful number, since it uses less digits than its factorization.

221461050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1476422 (or 1476417 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 221461050 is about 14881.5674577647. The cubic root of 221461050 is about 605.0145023047.

The spelling of 221461050 in words is "two hundred twenty-one million, four hundred sixty-one thousand, fifty".