73394903 has 4 divisors (see below), whose sum is σ = 73424688. Its totient is φ = 73365120.

The previous prime is 73394897. The next prime is 73394917. The reversal of 73394903 is 30949337.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 73394903 - 2²⁰ = 72346327 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73394963) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10826 + ... + 16247.

It is an arithmetic number, because the mean of its divisors is an integer number (18356172).

Almost surely, 2^73394903 is an apocalyptic number.

73394903 is a deficient number, since it is larger than the sum of its proper divisors (29785).

73394903 is a wasteful number, since it uses less digits than its factorization.

73394903 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29784.

The product of its (nonzero) digits is 61236, while the sum is 38.

The square root of 73394903 is about 8567.0825255743. The cubic root of 73394903 is about 418.6861874099.

The spelling of 73394903 in words is "seventy-three million, three hundred ninety-four thousand, nine hundred three".