2220373806 has 32 divisors (see below), whose sum is σ = 5250147840. Its totient is φ = 612516576.

The previous prime is 2220373789. The next prime is 2220373807. The reversal of 2220373806 is 6083730222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2220373807) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 910266 + ... + 912701.

It is an arithmetic number, because the mean of its divisors is an integer number (164067120).

Almost surely, 2^2220373806 is an apocalyptic number.

2220373806 is an abundant number, since it is smaller than the sum of its proper divisors (3029774034).

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

2220373806 is a wasteful number, since it uses less digits than its factorization.

2220373806 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1823008.

The product of its (nonzero) digits is 24192, while the sum is 33.

The square root of 2220373806 is about 47120.8425858452. The cubic root of 2220373806 is about 1304.5939647827.

The spelling of 2220373806 in words is "two billion, two hundred twenty million, three hundred seventy-three thousand, eight hundred six".