82237706 has 8 divisors (see below), whose sum is σ = 123398724. Its totient is φ = 41104800.

The previous prime is 82237703. The next prime is 82237709. The reversal of 82237706 is 60773228.

It is an interprime number because it is at equal distance from previous prime (82237703) and next prime (82237709).

It can be written as a sum of positive squares in 2 ways, for example, as 82065481 + 172225 = 9059^2 + 415^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (82237703) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 3356 + ... + 13256.

Almost surely, 2^82237706 is an apocalyptic number.

82237706 is a deficient number, since it is larger than the sum of its proper divisors (41161018).

82237706 is a wasteful number, since it uses less digits than its factorization.

82237706 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14056.

The product of its (nonzero) digits is 28224, while the sum is 35.

The square root of 82237706 is about 9068.5007581187. The cubic root of 82237706 is about 434.8675441171.

The spelling of 82237706 in words is "eighty-two million, two hundred thirty-seven thousand, seven hundred six".