97706233 has 4 divisors (see below), whose sum is σ = 100346980. Its totient is φ = 95065488.

The previous prime is 97706221. The next prime is 97706237. The reversal of 97706233 is 33260779.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 48818169 + 48888064 = 6987^2 + 6992^2 .

It is a cyclic number.

It is not a de Polignac number, because 97706233 - 2⁹ = 97705721 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (37), and also a Moran number because the ratio is a prime number: 2640709 = 97706233 / (9 + 7 + 7 + 0 + 6 + 2 + 3 + 3).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 97706192 and 97706201.

It is not an unprimeable number, because it can be changed into a prime (97706237) 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, 1320318 + ... + 1320391.

It is an arithmetic number, because the mean of its divisors is an integer number (25086745).

Almost surely, 2^97706233 is an apocalyptic number.

It is an amenable number.

97706233 is a deficient number, since it is larger than the sum of its proper divisors (2640747).

97706233 is a wasteful number, since it uses less digits than its factorization.

97706233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2640746.

The product of its (nonzero) digits is 47628, while the sum is 37.

The square root of 97706233 is about 9884.6463265005. The cubic root of 97706233 is about 460.5824898803.

The spelling of 97706233 in words is "ninety-seven million, seven hundred six thousand, two hundred thirty-three".