82106392 has 8 divisors (see below), whose sum is σ = 153949500. Its totient is φ = 41053192.

The previous prime is 82106377. The next prime is 82106399. The reversal of 82106392 is 29360128.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82106399) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5131642 + ... + 5131657.

Almost surely, 2^82106392 is an apocalyptic number.

It is an amenable number.

82106392 is a deficient number, since it is larger than the sum of its proper divisors (71843108).

82106392 is a wasteful number, since it uses less digits than its factorization.

82106392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10263305 (or 10263301 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 31.

The square root of 82106392 is about 9061.2577493414. The cubic root of 82106392 is about 434.6359608998.

The spelling of 82106392 in words is "eighty-two million, one hundred six thousand, three hundred ninety-two".