221234950 has 12 divisors (see below), whose sum is σ = 411497100. Its totient is φ = 88493960.

The previous prime is 221234927. The next prime is 221235013. The reversal of 221234950 is 59432122.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2212300 + ... + 2212399.

It is an arithmetic number, because the mean of its divisors is an integer number (34291425).

Almost surely, 2^221234950 is an apocalyptic number.

221234950 is a deficient number, since it is larger than the sum of its proper divisors (190262150).

221234950 is a wasteful number, since it uses less digits than its factorization.

221234950 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4424711 (or 4424706 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 221234950 is about 14873.9688718244. The cubic root of 221234950 is about 604.8085362768.

The spelling of 221234950 in words is "two hundred twenty-one million, two hundred thirty-four thousand, nine hundred fifty".