82366957 has 4 divisors (see below), whose sum is σ = 86702080. Its totient is φ = 78031836.

The previous prime is 82366951. The next prime is 82366961. The reversal of 82366957 is 75966328.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 82366957 - 2⁷ = 82366829 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82366951) 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, 2167533 + ... + 2167570.

It is an arithmetic number, because the mean of its divisors is an integer number (21675520).

Almost surely, 2^82366957 is an apocalyptic number.

It is an amenable number.

82366957 is a deficient number, since it is larger than the sum of its proper divisors (4335123).

82366957 is a wasteful number, since it uses less digits than its factorization.

82366957 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4335122.

The product of its digits is 544320, while the sum is 46.

The square root of 82366957 is about 9075.6243311411. The cubic root of 82366957 is about 435.0952484429.

The spelling of 82366957 in words is "eighty-two million, three hundred sixty-six thousand, nine hundred fifty-seven".