82277256 has 32 divisors (see below), whose sum is σ = 214637760. Its totient is φ = 26233152.

The previous prime is 82277249. The next prime is 82277267. The reversal of 82277256 is 65277228.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73975 + ... + 75078.

It is an arithmetic number, because the mean of its divisors is an integer number (6707430).

Almost surely, 2^82277256 is an apocalyptic number.

It is an amenable number.

82277256 is an abundant number, since it is smaller than the sum of its proper divisors (132360504).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

82277256 is a wasteful number, since it uses less digits than its factorization.

82277256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149085 (or 149081 counting only the distinct ones).

The product of its digits is 94080, while the sum is 39.

The square root of 82277256 is about 9070.6811210625. The cubic root of 82277256 is about 434.9372455384.

The spelling of 82277256 in words is "eighty-two million, two hundred seventy-seven thousand, two hundred fifty-six".