72836603 has 12 divisors (see below), whose sum is σ = 86256240. Its totient is φ = 60177936.

The previous prime is 72836597. The next prime is 72836651. The reversal of 72836603 is 30663827.

It is not a de Polignac number, because 72836603 - 2¹⁰ = 72835579 is a prime.

It is not an unprimeable number, because it can be changed into a prime (72836663) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 121298 + ... + 121896.

It is an arithmetic number, because the mean of its divisors is an integer number (7188020).

Almost surely, 2^72836603 is an apocalyptic number.

72836603 is a deficient number, since it is larger than the sum of its proper divisors (13419637).

72836603 is an frugal number, since it uses more digits than its factorization.

72836603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1234 (or 635 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 35.

The square root of 72836603 is about 8534.4363024162. The cubic root of 72836603 is about 417.6218640993.

The spelling of 72836603 in words is "seventy-two million, eight hundred thirty-six thousand, six hundred three".