82894193 has 4 divisors (see below), whose sum is σ = 87770340. Its totient is φ = 78018048.

The previous prime is 82894187. The next prime is 82894219. The reversal of 82894193 is 39149828.

It is a happy number.

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 65820769 + 17073424 = 8113^2 + 4132^2 .

It is a cyclic number.

It is not a de Polignac number, because 82894193 - 2¹⁰ = 82893169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (82894183) 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, 2438048 + ... + 2438081.

It is an arithmetic number, because the mean of its divisors is an integer number (21942585).

Almost surely, 2^82894193 is an apocalyptic number.

It is an amenable number.

82894193 is a deficient number, since it is larger than the sum of its proper divisors (4876147).

82894193 is a wasteful number, since it uses less digits than its factorization.

82894193 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4876146.

The product of its digits is 124416, while the sum is 44.

The square root of 82894193 is about 9104.6248137966. The cubic root of 82894193 is about 436.0216318561.

The spelling of 82894193 in words is "eighty-two million, eight hundred ninety-four thousand, one hundred ninety-three".