82350864 has 160 divisors (see below), whose sum is σ = 253952000. Its totient is φ = 25474176.

The previous prime is 82350859. The next prime is 82350871. The reversal of 82350864 is 46805328.

It is a Harshad number since it is a multiple of its sum of digits (36).

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, 648369 + ... + 648495.

It is an arithmetic number, because the mean of its divisors is an integer number (1587200).

Almost surely, 2^82350864 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 82350864, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (126976000).

82350864 is an abundant number, since it is smaller than the sum of its proper divisors (171601136).

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

82350864 is a wasteful number, since it uses less digits than its factorization.

82350864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 242 (or 230 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 36.

The square root of 82350864 is about 9074.7376821592. The cubic root of 82350864 is about 435.0669100406.

The spelling of 82350864 in words is "eighty-two million, three hundred fifty thousand, eight hundred sixty-four".