82385270 has 24 divisors (see below), whose sum is σ = 163002672. Its totient is φ = 29957840.

The previous prime is 82385263. The next prime is 82385293. The reversal of 82385270 is 7258328.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 82385270.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 32834 + ... + 35253.

It is an arithmetic number, because the mean of its divisors is an integer number (6791778).

Almost surely, 2^82385270 is an apocalyptic number.

82385270 is a deficient number, since it is larger than the sum of its proper divisors (80617402).

82385270 is a wasteful number, since it uses less digits than its factorization.

82385270 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68116 (or 68105 counting only the distinct ones).

The product of its (nonzero) digits is 26880, while the sum is 35.

The square root of 82385270 is about 9076.6331863748. The cubic root of 82385270 is about 435.1274915864.

The spelling of 82385270 in words is "eighty-two million, three hundred eighty-five thousand, two hundred seventy".