82731094 has 4 divisors (see below), whose sum is σ = 124096644. Its totient is φ = 41365546.

The previous prime is 82731079. The next prime is 82731101. The reversal of 82731094 is 49013728.

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 pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20682772 + ... + 20682775.

It is an arithmetic number, because the mean of its divisors is an integer number (31024161).

Almost surely, 2^82731094 is an apocalyptic number.

82731094 is a deficient number, since it is larger than the sum of its proper divisors (41365550).

82731094 is a wasteful number, since it uses less digits than its factorization.

82731094 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41365549.

The product of its (nonzero) digits is 12096, while the sum is 34.

The square root of 82731094 is about 9095.6634722268. The cubic root of 82731094 is about 435.7354783821.

The spelling of 82731094 in words is "eighty-two million, seven hundred thirty-one thousand, ninety-four".