82740597 has 16 divisors (see below), whose sum is σ = 112519680. Its totient is φ = 54066672.

The previous prime is 82740587. The next prime is 82740599. The reversal of 82740597 is 79504728.

It is not a de Polignac number, because 82740597 - 2⁶ = 82740533 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82740599) 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, 113448 + ... + 114174.

It is an arithmetic number, because the mean of its divisors is an integer number (7032480).

Almost surely, 2^82740597 is an apocalyptic number.

It is an amenable number.

82740597 is a deficient number, since it is larger than the sum of its proper divisors (29779083).

82740597 is a wasteful number, since it uses less digits than its factorization.

82740597 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1432.

The product of its (nonzero) digits is 141120, while the sum is 42.

The square root of 82740597 is about 9096.1858490249. The cubic root of 82740597 is about 435.7521614916.

The spelling of 82740597 in words is "eighty-two million, seven hundred forty thousand, five hundred ninety-seven".