82860450 has 24 divisors (see below), whose sum is σ = 205494288. Its totient is φ = 22096080.

The previous prime is 82860413. The next prime is 82860451. The reversal of 82860450 is 5406828.

It is not an unprimeable number, because it can be changed into a prime (82860451) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 276052 + ... + 276351.

It is an arithmetic number, because the mean of its divisors is an integer number (8562262).

Almost surely, 2^82860450 is an apocalyptic number.

82860450 is an abundant number, since it is smaller than the sum of its proper divisors (122633838).

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

82860450 is a wasteful number, since it uses less digits than its factorization.

82860450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 552418 (or 552413 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 33.

The square root of 82860450 is about 9102.7715559603. The cubic root of 82860450 is about 435.9624613474.

The spelling of 82860450 in words is "eighty-two million, eight hundred sixty thousand, four hundred fifty".