968921836 has 12 divisors (see below), whose sum is σ = 1724352840. Its totient is φ = 476249600.

The previous prime is 968921753. The next prime is 968921839. The reversal of 968921836 is 638129869.

It is a happy number.

It is a super-2 number, since 2×968921836² = 1877619048555221792, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (968921839) 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, 2052565 + ... + 2053036.

It is an arithmetic number, because the mean of its divisors is an integer number (143696070).

Almost surely, 2^968921836 is an apocalyptic number.

It is an amenable number.

968921836 is a deficient number, since it is larger than the sum of its proper divisors (755431004).

968921836 is a wasteful number, since it uses less digits than its factorization.

968921836 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4105664 (or 4105662 counting only the distinct ones).

The product of its digits is 1119744, while the sum is 52.

The square root of 968921836 is about 31127.5093125036. The cubic root of 968921836 is about 989.5314028979.

The spelling of 968921836 in words is "nine hundred sixty-eight million, nine hundred twenty-one thousand, eight hundred thirty-six".