82167794 has 8 divisors (see below), whose sum is σ = 127227648. Its totient is φ = 39758580.

The previous prime is 82167791. The next prime is 82167809. The reversal of 82167794 is 49776128.

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

It is not an unprimeable number, because it can be changed into a prime (82167791) 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, 662582 + ... + 662705.

It is an arithmetic number, because the mean of its divisors is an integer number (15903456).

Almost surely, 2^82167794 is an apocalyptic number.

82167794 is a deficient number, since it is larger than the sum of its proper divisors (45059854).

82167794 is a wasteful number, since it uses less digits than its factorization.

82167794 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1325320.

The product of its digits is 169344, while the sum is 44.

The square root of 82167794 is about 9064.6452771192. The cubic root of 82167794 is about 434.7442791715.

The spelling of 82167794 in words is "eighty-two million, one hundred sixty-seven thousand, seven hundred ninety-four".