2198305968 has 40 divisors (see below), whose sum is σ = 5680636416. Its totient is φ = 732552000.

The previous prime is 2198305961. The next prime is 2198305969. The reversal of 2198305968 is 8695038912.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 2198305968.

It is not an unprimeable number, because it can be changed into a prime (2198305961) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 310953 + ... + 317943.

Almost surely, 2^2198305968 is an apocalyptic number.

It is an amenable number.

2198305968 is an abundant number, since it is smaller than the sum of its proper divisors (3482330448).

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

2198305968 is a wasteful number, since it uses less digits than its factorization.

2198305968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13553 (or 13547 counting only the distinct ones).

The product of its (nonzero) digits is 933120, while the sum is 51.

The square root of 2198305968 is about 46886.0956787831. The cubic root of 2198305968 is about 1300.2575363541.

The spelling of 2198305968 in words is "two billion, one hundred ninety-eight million, three hundred five thousand, nine hundred sixty-eight".