73394603 has 4 divisors (see below), whose sum is σ = 73423608. Its totient is φ = 73365600.

The previous prime is 73394597. The next prime is 73394611. The reversal of 73394603 is 30649337.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 30649337 = 19 ⋅1613123.

It is a cyclic number.

It is not a de Polignac number, because 73394603 - 2⁶ = 73394539 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (73394653) 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 3 ways as a sum of consecutive naturals, for example, 10301 + ... + 15902.

It is an arithmetic number, because the mean of its divisors is an integer number (18355902).

Almost surely, 2^73394603 is an apocalyptic number.

73394603 is a deficient number, since it is larger than the sum of its proper divisors (29005).

73394603 is a wasteful number, since it uses less digits than its factorization.

73394603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29004.

The product of its (nonzero) digits is 40824, while the sum is 35.

The square root of 73394603 is about 8567.0650166787. The cubic root of 73394603 is about 418.6856169524.

The spelling of 73394603 in words is "seventy-three million, three hundred ninety-four thousand, six hundred three".