2245809902 has 8 divisors (see below), whose sum is σ = 3849959856. Its totient is φ = 962489952.

The previous prime is 2245809847. The next prime is 2245809919. The reversal of 2245809902 is 2099085422.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 2245809902.

It is a congruent number.

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, 80207483 + ... + 80207510.

It is an arithmetic number, because the mean of its divisors is an integer number (481244982).

Almost surely, 2^2245809902 is an apocalyptic number.

2245809902 is a deficient number, since it is larger than the sum of its proper divisors (1604149954).

2245809902 is a wasteful number, since it uses less digits than its factorization.

2245809902 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160415002.

The product of its (nonzero) digits is 103680, while the sum is 41.

The square root of 2245809902 is about 47389.9768094478. The cubic root of 2245809902 is about 1309.5567721452.

The spelling of 2245809902 in words is "two billion, two hundred forty-five million, eight hundred nine thousand, nine hundred two".