9973924 has 12 divisors (see below), whose sum is σ = 17477964. Its totient is φ = 4980224.

The previous prime is 9973921. The next prime is 9973933. The reversal of 9973924 is 4293799.

It can be written as a sum of positive squares in 2 ways, for example, as 6100900 + 3873024 = 2470^2 + 1968^2 .

It is not an unprimeable number, because it can be changed into a prime (9973921) 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, 3252 + ... + 5524.

It is an arithmetic number, because the mean of its divisors is an integer number (1456497).

Almost surely, 2^9973924 is an apocalyptic number.

It is an amenable number.

9973924 is a deficient number, since it is larger than the sum of its proper divisors (7504040).

9973924 is a wasteful number, since it uses less digits than its factorization.

9973924 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3374 (or 3372 counting only the distinct ones).

The product of its digits is 122472, while the sum is 43.

The square root of 9973924 is about 3158.1519912759. The cubic root of 9973924 is about 215.2560425343.

The spelling of 9973924 in words is "nine million, nine hundred seventy-three thousand, nine hundred twenty-four".