9923885937 has 16 divisors (see below), whose sum is σ = 16802346880. Its totient is φ = 5670791856.

The previous prime is 9923885891. The next prime is 9923885987. The reversal of 9923885937 is 7395883299.

9923885937 is a `hidden beast` number, since 9 + 9 + 2 + 38 + 8 + 593 + 7 = 666.

It is not a de Polignac number, because 9923885937 - 2¹⁰ = 9923884913 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9923885987) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26253478 + ... + 26253855.

It is an arithmetic number, because the mean of its divisors is an integer number (1050146680).

Almost surely, 2^9923885937 is an apocalyptic number.

It is an amenable number.

9923885937 is a deficient number, since it is larger than the sum of its proper divisors (6878460943).

9923885937 is a wasteful number, since it uses less digits than its factorization.

9923885937 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52507349 (or 52507343 counting only the distinct ones).

The product of its digits is 29393280, while the sum is 63.

The square root of 9923885937 is about 99618.7027470244. The cubic root of 9923885937 is about 2148.9546702820.

The spelling of 9923885937 in words is "nine billion, nine hundred twenty-three million, eight hundred eighty-five thousand, nine hundred thirty-seven".