82946291 has 4 divisors (see below), whose sum is σ = 83058672. Its totient is φ = 82833912.

The previous prime is 82946251. The next prime is 82946317. The reversal of 82946291 is 19264928.

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

It is a cyclic number.

It is not a de Polignac number, because 82946291 - 2¹⁴ = 82929907 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (82946221) 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, 55076 + ... + 56561.

It is an arithmetic number, because the mean of its divisors is an integer number (20764668).

Almost surely, 2^82946291 is an apocalyptic number.

82946291 is a deficient number, since it is larger than the sum of its proper divisors (112381).

82946291 is a wasteful number, since it uses less digits than its factorization.

82946291 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112380.

The product of its digits is 62208, while the sum is 41.

The square root of 82946291 is about 9107.4854378143. The cubic root of 82946291 is about 436.1129575044.

The spelling of 82946291 in words is "eighty-two million, nine hundred forty-six thousand, two hundred ninety-one".