82039330 has 16 divisors (see below), whose sum is σ = 152434944. Its totient is φ = 31757040.

The previous prime is 82039301. The next prime is 82039337. The reversal of 82039330 is 3393028.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (82039337) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 132012 + ... + 132631.

It is an arithmetic number, because the mean of its divisors is an integer number (9527184).

Almost surely, 2^82039330 is an apocalyptic number.

82039330 is a deficient number, since it is larger than the sum of its proper divisors (70395614).

82039330 is a wasteful number, since it uses less digits than its factorization.

82039330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 264681.

The product of its (nonzero) digits is 3888, while the sum is 28.

The square root of 82039330 is about 9057.5565137624. The cubic root of 82039330 is about 434.5175961972.

It can be divided in two parts, 82039 and 330, that added together give a square (82369 = 287²).

The spelling of 82039330 in words is "eighty-two million, thirty-nine thousand, three hundred thirty".