9997236 has 24 divisors (see below), whose sum is σ = 25919040. Its totient is φ = 3332376.

The previous prime is 9997219. The next prime is 9997237. The reversal of 9997236 is 6327999.

It is a junction number, because it is equal to n+sod(n) for n = 9997191 and 9997200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9997237) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46176 + ... + 46391.

It is an arithmetic number, because the mean of its divisors is an integer number (1079960).

Almost surely, 2^9997236 is an apocalyptic number.

It is an amenable number.

9997236 is an abundant number, since it is smaller than the sum of its proper divisors (15921804).

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

9997236 is a wasteful number, since it uses less digits than its factorization.

9997236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92580 (or 92572 counting only the distinct ones).

The product of its digits is 183708, while the sum is 45.

The square root of 9997236 is about 3161.8406031930. The cubic root of 9997236 is about 215.4236176492.

The spelling of 9997236 in words is "nine million, nine hundred ninety-seven thousand, two hundred thirty-six".