82364449 has 16 divisors (see below), whose sum is σ = 92695680. Its totient is φ = 72800640.

The previous prime is 82364417. The next prime is 82364501. The reversal of 82364449 is 94446328.

It is a cyclic number.

It is not a de Polignac number, because 82364449 - 2⁵ = 82364417 is a prime.

It is not an unprimeable number, because it can be changed into a prime (82364749) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15619 + ... + 20215.

It is an arithmetic number, because the mean of its divisors is an integer number (5793480).

Almost surely, 2^82364449 is an apocalyptic number.

It is an amenable number.

82364449 is a deficient number, since it is larger than the sum of its proper divisors (10331231).

82364449 is a wasteful number, since it uses less digits than its factorization.

82364449 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4680.

The product of its digits is 165888, while the sum is 40.

The square root of 82364449 is about 9075.4861577769. The cubic root of 82364449 is about 435.0908323113.

The spelling of 82364449 in words is "eighty-two million, three hundred sixty-four thousand, four hundred forty-nine".