1863275968 has 28 divisors (see below), whose sum is σ = 3699598392. Its totient is φ = 931093760.

The previous prime is 1863275941. The next prime is 1863275969. The reversal of 1863275968 is 8695723681.

Its product of digits (4354560) is a multiple of the sum of its prime divisors (17010).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1863275969) 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, 116046 + ... + 131122.

It is an arithmetic number, because the mean of its divisors is an integer number (132128514).

Almost surely, 2^1863275968 is an apocalyptic number.

It is an amenable number.

1863275968 is a deficient number, since it is larger than the sum of its proper divisors (1836322424).

1863275968 is a wasteful number, since it uses less digits than its factorization.

1863275968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17020 (or 17010 counting only the distinct ones).

The product of its digits is 4354560, while the sum is 55.

The square root of 1863275968 is about 43165.6804417584. The cubic root of 1863275968 is about 1230.5305328056.

The spelling of 1863275968 in words is "one billion, eight hundred sixty-three million, two hundred seventy-five thousand, nine hundred sixty-eight".