73730693 has 4 divisors (see below), whose sum is σ = 73758720. Its totient is φ = 73702668.

The previous prime is 73730689. The next prime is 73730729. The reversal of 73730693 is 39603737.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 73730693 - 2² = 73730689 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 (73730623) 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, 9605 + ... + 15482.

It is an arithmetic number, because the mean of its divisors is an integer number (18439680).

Almost surely, 2^73730693 is an apocalyptic number.

It is an amenable number.

73730693 is a deficient number, since it is larger than the sum of its proper divisors (28027).

73730693 is a wasteful number, since it uses less digits than its factorization.

73730693 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28026.

The product of its (nonzero) digits is 71442, while the sum is 38.

The square root of 73730693 is about 8586.6578480804. The cubic root of 73730693 is about 419.3237283763.

The spelling of 73730693 in words is "seventy-three million, seven hundred thirty thousand, six hundred ninety-three".