1898337916 has 12 divisors (see below), whose sum is σ = 3326203440. Its totient is φ = 947994080.

The previous prime is 1898337911. The next prime is 1898337919. The reversal of 1898337916 is 6197338981.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1898337911) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 290080 + ... + 296551.

It is an arithmetic number, because the mean of its divisors is an integer number (277183620).

Almost surely, 2^1898337916 is an apocalyptic number.

It is an amenable number.

1898337916 is a deficient number, since it is larger than the sum of its proper divisors (1427865524).

1898337916 is a wasteful number, since it uses less digits than its factorization.

1898337916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 587444 (or 587442 counting only the distinct ones).

The product of its digits is 1959552, while the sum is 55.

The square root of 1898337916 is about 43569.9198530362. The cubic root of 1898337916 is about 1238.2010673151.

The spelling of 1898337916 in words is "one billion, eight hundred ninety-eight million, three hundred thirty-seven thousand, nine hundred sixteen".