82848870 has 96 divisors (see below), whose sum is σ = 233906400. Its totient is φ = 20344896.

The previous prime is 82848869. The next prime is 82848877. The reversal of 82848870 is 7884828.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82848877) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 197521 + ... + 197939.

It is an arithmetic number, because the mean of its divisors is an integer number (2436525).

Almost surely, 2^82848870 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 82848870, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (116953200).

82848870 is an abundant number, since it is smaller than the sum of its proper divisors (151057530).

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

82848870 is a wasteful number, since it uses less digits than its factorization.

82848870 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 471 (or 442 counting only the distinct ones).

The product of its (nonzero) digits is 229376, while the sum is 45.

The square root of 82848870 is about 9102.1354637250. The cubic root of 82848870 is about 435.9421513744.

The spelling of 82848870 in words is "eighty-two million, eight hundred forty-eight thousand, eight hundred seventy".