82243065 has 16 divisors (see below), whose sum is σ = 131702400. Its totient is φ = 43825152.

The previous prime is 82243033. The next prime is 82243079. The reversal of 82243065 is 56034228.

It is not a de Polignac number, because 82243065 - 2⁵ = 82243033 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29241 + ... + 31929.

It is an arithmetic number, because the mean of its divisors is an integer number (8231400).

Almost surely, 2^82243065 is an apocalyptic number.

It is an amenable number.

82243065 is a deficient number, since it is larger than the sum of its proper divisors (49459335).

82243065 is a wasteful number, since it uses less digits than its factorization.

82243065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4736.

The product of its (nonzero) digits is 11520, while the sum is 30.

The square root of 82243065 is about 9068.7962266224. The cubic root of 82243065 is about 434.8769899243.

The spelling of 82243065 in words is "eighty-two million, two hundred forty-three thousand, sixty-five".