73212603 has 16 divisors (see below), whose sum is σ = 100511520. Its totient is φ = 47367936.

The previous prime is 73212589. The next prime is 73212613. The reversal of 73212603 is 30621237.

It is not a de Polignac number, because 73212603 - 2¹⁷ = 73081531 is a prime.

It is not an unprimeable number, because it can be changed into a prime (73212613) 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, 67953 + ... + 69021.

It is an arithmetic number, because the mean of its divisors is an integer number (6281970).

Almost surely, 2^73212603 is an apocalyptic number.

73212603 is a deficient number, since it is larger than the sum of its proper divisors (27298917).

73212603 is a wasteful number, since it uses less digits than its factorization.

73212603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1726.

The product of its (nonzero) digits is 1512, while the sum is 24.

The square root of 73212603 is about 8556.4363493221. The cubic root of 73212603 is about 418.3392524502.

The spelling of 73212603 in words is "seventy-three million, two hundred twelve thousand, six hundred three".