9139996 has 24 divisors (see below), whose sum is σ = 16623936. Its totient is φ = 4393920.

The previous prime is 9139987. The next prime is 9140003. The reversal of 9139996 is 6999319.

9139996 = T₆₀₀ + T₆₀₁ + ... + T₆₄₆.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11070 + ... + 11866.

It is an arithmetic number, because the mean of its divisors is an integer number (692664).

Almost surely, 2^9139996 is an apocalyptic number.

It is an amenable number.

9139996 is a deficient number, since it is larger than the sum of its proper divisors (7483940).

9139996 is a wasteful number, since it uses less digits than its factorization.

9139996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 909 (or 907 counting only the distinct ones).

The product of its digits is 118098, while the sum is 46.

The square root of 9139996 is about 3023.2426300249. The cubic root of 9139996 is about 209.0813690784.

Subtracting from 9139996 its sum of digits (46), we obtain a triangular number (9139950 = T₄₂₇₅).

The spelling of 9139996 in words is "nine million, one hundred thirty-nine thousand, nine hundred ninety-six".