2221855052 has 12 divisors (see below), whose sum is σ = 4116966840. Its totient is φ = 1045578816.

The previous prime is 2221854991. The next prime is 2221855061. The reversal of 2221855052 is 2505581222.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16337102 + ... + 16337237.

It is an arithmetic number, because the mean of its divisors is an integer number (343080570).

Almost surely, 2^2221855052 is an apocalyptic number.

It is an amenable number.

2221855052 is a deficient number, since it is larger than the sum of its proper divisors (1895111788).

2221855052 is a wasteful number, since it uses less digits than its factorization.

2221855052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32674360 (or 32674358 counting only the distinct ones).

The product of its (nonzero) digits is 16000, while the sum is 32.

The square root of 2221855052 is about 47136.5574899143. The cubic root of 2221855052 is about 1304.8840052898.

The spelling of 2221855052 in words is "two billion, two hundred twenty-one million, eight hundred fifty-five thousand, fifty-two".