2221950 has 24 divisors (see below), whose sum is σ = 5510808. Its totient is φ = 592480.

The previous prime is 2221949. The next prime is 2221969. The reversal of 2221950 is 591222.

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, 7257 + ... + 7556.

It is an arithmetic number, because the mean of its divisors is an integer number (229617).

2^2221950 is an apocalyptic number.

2221950 is an abundant number, since it is smaller than the sum of its proper divisors (3288858).

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

2221950 is a wasteful number, since it uses less digits than its factorization.

2221950 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14828 (or 14823 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 21.

The square root of 2221950 is about 1490.6206760944. The cubic root of 2221950 is about 130.4902592515.

The spelling of 2221950 in words is "two million, two hundred twenty-one thousand, nine hundred fifty".