2195000802 has 128 divisors (see below), whose sum is σ = 5358182400. Its totient is φ = 663588288.

The previous prime is 2195000771. The next prime is 2195000867. The reversal of 2195000802 is 2080005912.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2543023 + ... + 2543885.

It is an arithmetic number, because the mean of its divisors is an integer number (41860800).

Almost surely, 2^2195000802 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2195000802, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2679091200).

2195000802 is an abundant number, since it is smaller than the sum of its proper divisors (3163181598).

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

2195000802 is a wasteful number, since it uses less digits than its factorization.

2195000802 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 997 (or 991 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 27.

The square root of 2195000802 is about 46850.8356595696. The cubic root of 2195000802 is about 1299.6055612015.

The spelling of 2195000802 in words is "two billion, one hundred ninety-five million, eight hundred two", and thus it is an aban number.