82432537 has 4 divisors (see below), whose sum is σ = 89926416. Its totient is φ = 74938660.

The previous prime is 82432513. The next prime is 82432607. The reversal of 82432537 is 73523428.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 82432537 - 2⁷ = 82432409 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (82435537) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3746923 + ... + 3746944.

It is an arithmetic number, because the mean of its divisors is an integer number (22481604).

Almost surely, 2^82432537 is an apocalyptic number.

It is an amenable number.

82432537 is a deficient number, since it is larger than the sum of its proper divisors (7493879).

82432537 is a wasteful number, since it uses less digits than its factorization.

82432537 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7493878.

The product of its digits is 40320, while the sum is 34.

The square root of 82432537 is about 9079.2365868502. The cubic root of 82432537 is about 435.2106910834.

The spelling of 82432537 in words is "eighty-two million, four hundred thirty-two thousand, five hundred thirty-seven".