82304465 has 36 divisors (see below), whose sum is σ = 109819164. Its totient is φ = 59165568.

The previous prime is 82304449. The next prime is 82304477. The reversal of 82304465 is 56440328.

It can be written as a sum of positive squares in 6 ways, for example, as 2666689 + 79637776 = 1633^2 + 8924^2 .

It is not a de Polignac number, because 82304465 - 2⁴ = 82304449 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 2224427 + ... + 2224463.

Almost surely, 2^82304465 is an apocalyptic number.

It is an amenable number.

82304465 is a deficient number, since it is larger than the sum of its proper divisors (27514699).

82304465 is a wasteful number, since it uses less digits than its factorization.

82304465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146 (or 94 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 32.

The square root of 82304465 is about 9072.1808293265. The cubic root of 82304465 is about 434.9851846806.

The spelling of 82304465 in words is "eighty-two million, three hundred four thousand, four hundred sixty-five".