82072604 has 12 divisors (see below), whose sum is σ = 143991624. Its totient is φ = 40932144.

The previous prime is 82072603. The next prime is 82072667. The reversal of 82072604 is 40627028.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82072603) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 24254 + ... + 27429.

It is an arithmetic number, because the mean of its divisors is an integer number (11999302).

Almost surely, 2^82072604 is an apocalyptic number.

It is an amenable number.

82072604 is a deficient number, since it is larger than the sum of its proper divisors (61919020).

82072604 is a wasteful number, since it uses less digits than its factorization.

82072604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52084 (or 52082 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 29.

The square root of 82072604 is about 9059.3931364082. The cubic root of 82072604 is about 434.5763330017.

The spelling of 82072604 in words is "eighty-two million, seventy-two thousand, six hundred four".