82060770 has 64 divisors (see below), whose sum is σ = 219884544. Its totient is φ = 19427520.

The previous prime is 82060733. The next prime is 82060787. The reversal of 82060770 is 7706028.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11299 + ... + 17081.

It is an arithmetic number, because the mean of its divisors is an integer number (3435696).

Almost surely, 2^82060770 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 82060770, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (109942272).

82060770 is an abundant number, since it is smaller than the sum of its proper divisors (137823774).

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

82060770 is a wasteful number, since it uses less digits than its factorization.

82060770 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5847.

The product of its (nonzero) digits is 4704, while the sum is 30.

The square root of 82060770 is about 9058.7399786063. The cubic root of 82060770 is about 434.5554448966. Note that the first 3 decimals are identical.

Adding to 82060770 its reverse (7706028), we get a palindrome (89766798).

The spelling of 82060770 in words is "eighty-two million, sixty thousand, seven hundred seventy".