82445516 has 6 divisors (see below), whose sum is σ = 144279660. Its totient is φ = 41222756.

The previous prime is 82445497. The next prime is 82445527. The reversal of 82445516 is 61554428.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10305686 + ... + 10305693.

It is an arithmetic number, because the mean of its divisors is an integer number (24046610).

Almost surely, 2^82445516 is an apocalyptic number.

It is an amenable number.

82445516 is a deficient number, since it is larger than the sum of its proper divisors (61834144).

82445516 is a wasteful number, since it uses less digits than its factorization.

82445516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20611383 (or 20611381 counting only the distinct ones).

The product of its digits is 38400, while the sum is 35.

The square root of 82445516 is about 9079.9513214554. The cubic root of 82445516 is about 435.2335311872.

The spelling of 82445516 in words is "eighty-two million, four hundred forty-five thousand, five hundred sixteen".