82072616 has 16 divisors (see below), whose sum is σ = 154069440. Its totient is φ = 40987440.

The previous prime is 82072603. The next prime is 82072667. The reversal of 82072616 is 61627028.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1601 + ... + 12911.

It is an arithmetic number, because the mean of its divisors is an integer number (9629340).

Almost surely, 2^82072616 is an apocalyptic number.

It is an amenable number.

82072616 is a deficient number, since it is larger than the sum of its proper divisors (71996824).

82072616 is a wasteful number, since it uses less digits than its factorization.

82072616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12224 (or 12220 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 32.

The square root of 82072616 is about 9059.3937987042. The cubic root of 82072616 is about 434.5763541818.

The spelling of 82072616 in words is "eighty-two million, seventy-two thousand, six hundred sixteen".