1939288268 has 12 divisors (see below), whose sum is σ = 3394074600. Its totient is φ = 969552672.

The previous prime is 1939288201. The next prime is 1939288321. The reversal of 1939288268 is 8628829391.

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, 52280 + ... + 81312.

It is an arithmetic number, because the mean of its divisors is an integer number (282839550).

Almost surely, 2^1939288268 is an apocalyptic number.

It is an amenable number.

1939288268 is a deficient number, since it is larger than the sum of its proper divisors (1454786332).

1939288268 is a wasteful number, since it uses less digits than its factorization.

1939288268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45736 (or 45734 counting only the distinct ones).

The product of its digits is 2985984, while the sum is 56.

The square root of 1939288268 is about 44037.3508285864. The cubic root of 1939288268 is about 1247.0411656053.

The spelling of 1939288268 in words is "one billion, nine hundred thirty-nine million, two hundred eighty-eight thousand, two hundred sixty-eight".