82851773 has 8 divisors (see below), whose sum is σ = 88086528. Its totient is φ = 77753104.

The previous prime is 82851767. The next prime is 82851779. The reversal of 82851773 is 37715828.

It is an interprime number because it is at equal distance from previous prime (82851767) and next prime (82851779).

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

It is a cyclic number.

It is not a de Polignac number, because 82851773 - 2¹⁶ = 82786237 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 82851773.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82851779) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32765 + ... + 35202.

It is an arithmetic number, because the mean of its divisors is an integer number (11010816).

Almost surely, 2^82851773 is an apocalyptic number.

It is an amenable number.

82851773 is a deficient number, since it is larger than the sum of its proper divisors (5234755).

82851773 is a wasteful number, since it uses less digits than its factorization.

82851773 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68043.

The product of its digits is 94080, while the sum is 41.

The square root of 82851773 is about 9102.2949304008. The cubic root of 82851773 is about 435.9472430765.

The spelling of 82851773 in words is "eighty-two million, eight hundred fifty-one thousand, seven hundred seventy-three".