82800694 has 4 divisors (see below), whose sum is σ = 124201044. Its totient is φ = 41400346.

The previous prime is 82800673. The next prime is 82800719. The reversal of 82800694 is 49600828.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20700172 + ... + 20700175.

It is an arithmetic number, because the mean of its divisors is an integer number (31050261).

Almost surely, 2^82800694 is an apocalyptic number.

82800694 is a deficient number, since it is larger than the sum of its proper divisors (41400350).

82800694 is a wasteful number, since it uses less digits than its factorization.

82800694 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41400349.

The product of its (nonzero) digits is 27648, while the sum is 37.

The square root of 82800694 is about 9099.4886669527. The cubic root of 82800694 is about 435.8576359541.

It can be divided in two parts, 828006 and 94, that added together give a square (828100 = 910²).

The spelling of 82800694 in words is "eighty-two million, eight hundred thousand, six hundred ninety-four".