82207256 has 16 divisors (see below), whose sum is σ = 154455000. Its totient is φ = 41019264.

The previous prime is 82207247. The next prime is 82207273. The reversal of 82207256 is 65270228.

It is a congruent number.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 6305 + ... + 14288.

Almost surely, 2^82207256 is an apocalyptic number.

It is an amenable number.

82207256 is a deficient number, since it is larger than the sum of its proper divisors (72247744).

82207256 is a wasteful number, since it uses less digits than its factorization.

82207256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21098 (or 21094 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 32.

The square root of 82207256 is about 9066.8217143606. The cubic root of 82207256 is about 434.8138649634.

The spelling of 82207256 in words is "eighty-two million, two hundred seven thousand, two hundred fifty-six".