2221952 has 16 divisors (see below), whose sum is σ = 4426800. Its totient is φ = 1110912.

The previous prime is 2221949. The next prime is 2221969. The reversal of 2221952 is 2591222.

It is a tau number, because it is divible by the number of its divisors (16).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8552 + ... + 8807.

It is an arithmetic number, because the mean of its divisors is an integer number (276675).

2^2221952 is an apocalyptic number.

It is an amenable number.

2221952 is a deficient number, since it is larger than the sum of its proper divisors (2204848).

2221952 is an equidigital number, since it uses as much as digits as its factorization.

2221952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17373 (or 17361 counting only the distinct ones).

The product of its digits is 720, while the sum is 23.

The square root of 2221952 is about 1490.6213469557. The cubic root of 2221952 is about 130.4902984034.

The spelling of 2221952 in words is "two million, two hundred twenty-one thousand, nine hundred fifty-two".