9973388 has 6 divisors (see below), whose sum is σ = 17453436. Its totient is φ = 4986692.

The previous prime is 9973367. The next prime is 9973393. The reversal of 9973388 is 8833799.

It is an Ulam number.

It is a plaindrome in base 14.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1246670 + ... + 1246677.

It is an arithmetic number, because the mean of its divisors is an integer number (2908906).

Almost surely, 2^9973388 is an apocalyptic number.

It is an amenable number.

9973388 is a deficient number, since it is larger than the sum of its proper divisors (7480048).

9973388 is a wasteful number, since it uses less digits than its factorization.

9973388 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2493351 (or 2493349 counting only the distinct ones).

The product of its digits is 326592, while the sum is 47.

The square root of 9973388 is about 3158.0671303821. The cubic root of 9973388 is about 215.2521865025.

The spelling of 9973388 in words is "nine million, nine hundred seventy-three thousand, three hundred eighty-eight".