82678603 has 16 divisors (see below), whose sum is σ = 96549120. Its totient is φ = 69338016.

The previous prime is 82678567. The next prime is 82678619. The reversal of 82678603 is 30687628.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 82678603 - 2²⁵ = 49124171 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (82678663) 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, 80628 + ... + 81646.

It is an arithmetic number, because the mean of its divisors is an integer number (6034320).

Almost surely, 2^82678603 is an apocalyptic number.

82678603 is a deficient number, since it is larger than the sum of its proper divisors (13870517).

82678603 is a wasteful number, since it uses less digits than its factorization.

82678603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1266.

The product of its (nonzero) digits is 96768, while the sum is 40.

The square root of 82678603 is about 9092.7775184484. Note that the first 3 decimals coincide. The cubic root of 82678603 is about 435.6433041305.

The spelling of 82678603 in words is "eighty-two million, six hundred seventy-eight thousand, six hundred three".