82700853 has 4 divisors (see below), whose sum is σ = 110267808. Its totient is φ = 55133900.

The previous prime is 82700851. The next prime is 82700873. The reversal of 82700853 is 35800728.

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 82700853 - 2¹ = 82700851 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82700851) 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, 13783473 + ... + 13783478.

It is an arithmetic number, because the mean of its divisors is an integer number (27566952).

Almost surely, 2^82700853 is an apocalyptic number.

It is an amenable number.

82700853 is a deficient number, since it is larger than the sum of its proper divisors (27566955).

82700853 is a wasteful number, since it uses less digits than its factorization.

82700853 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27566954.

The product of its (nonzero) digits is 13440, while the sum is 33.

The square root of 82700853 is about 9094.0009346822. Note that the first 3 decimals coincide. The cubic root of 82700853 is about 435.6823799163.

The spelling of 82700853 in words is "eighty-two million, seven hundred thousand, eight hundred fifty-three".