9963924 has 12 divisors (see below), whose sum is σ = 23249184. Its totient is φ = 3321304.

The previous prime is 9963913. The next prime is 9963929. The reversal of 9963924 is 4293699.

It is a tau number, because it is divible by the number of its divisors (12).

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9963929) 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, 415152 + ... + 415175.

It is an arithmetic number, because the mean of its divisors is an integer number (1937432).

Almost surely, 2^9963924 is an apocalyptic number.

It is an amenable number.

9963924 is an abundant number, since it is smaller than the sum of its proper divisors (13285260).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9963924 is a wasteful number, since it uses less digits than its factorization.

9963924 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 830334 (or 830332 counting only the distinct ones).

The product of its digits is 104976, while the sum is 42.

The square root of 9963924 is about 3156.5683898816. The cubic root of 9963924 is about 215.1840788745.

The spelling of 9963924 in words is "nine million, nine hundred sixty-three thousand, nine hundred twenty-four".