9972233 has 2 divisors, whose sum is σ = 9972234. Its totient is φ = 9972232.

The previous prime is 9972199. The next prime is 9972241. The reversal of 9972233 is 3322799.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7772944 + 2199289 = 2788^2 + 1483^2 .

It is a cyclic number.

It is not a de Polignac number, because 9972233 - 2¹⁰ = 9971209 is a prime.

It is a d-powerful number, because it can be written as 9⁴ + 9⁴ + 7⁸ + 2²¹ + 2²¹ + 3 + 3 .

It is equal to p₆₆₂₈₉₄ and since 9972233 and 662894 have the same sum of digits, it is a Honaker prime.

It is a junction number, because it is equal to n+sod(n) for n = 9972193 and 9972202.

It is not a weakly prime, because it can be changed into another prime (9972733) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4986116 + 4986117.

It is an arithmetic number, because the mean of its divisors is an integer number (4986117).

Almost surely, 2^9972233 is an apocalyptic number.

It is an amenable number.

9972233 is a deficient number, since it is larger than the sum of its proper divisors (1).

9972233 is an equidigital number, since it uses as much as digits as its factorization.

9972233 is an evil number, because the sum of its binary digits is even.

The product of its digits is 20412, while the sum is 35.

The square root of 9972233 is about 3157.8842600703. The cubic root of 9972233 is about 215.2438768597.

The spelling of 9972233 in words is "nine million, nine hundred seventy-two thousand, two hundred thirty-three".