2109898304 has 14 divisors (see below), whose sum is σ = 4186829574. Its totient is φ = 1054949120.

The previous prime is 2109898303. The next prime is 2109898309. The reversal of 2109898304 is 4038989012.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1462297600 + 647600704 = 38240^2 + 25448^2 .

It is not an unprimeable number, because it can be changed into a prime (2109898303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16483517 + ... + 16483644.

Almost surely, 2^2109898304 is an apocalyptic number.

It is an amenable number.

2109898304 is a deficient number, since it is larger than the sum of its proper divisors (2076931270).

2109898304 is an equidigital number, since it uses as much as digits as its factorization.

2109898304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32967173 (or 32967163 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 44.

The square root of 2109898304 is about 45933.6293362499. The cubic root of 2109898304 is about 1282.5880060241.

The spelling of 2109898304 in words is "two billion, one hundred nine million, eight hundred ninety-eight thousand, three hundred four".