73697423 has 4 divisors (see below), whose sum is σ = 73727520. Its totient is φ = 73667328.

The previous prime is 73697419. The next prime is 73697453. The reversal of 73697423 is 32479637.

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 73697423 - 2² = 73697419 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 (73697413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11015 + ... + 16392.

It is an arithmetic number, because the mean of its divisors is an integer number (18431880).

Almost surely, 2^73697423 is an apocalyptic number.

73697423 is a deficient number, since it is larger than the sum of its proper divisors (30097).

73697423 is a wasteful number, since it uses less digits than its factorization.

73697423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30096.

The product of its digits is 190512, while the sum is 41.

The square root of 73697423 is about 8584.7203215946. The cubic root of 73697423 is about 419.2606474585.

The spelling of 73697423 in words is "seventy-three million, six hundred ninety-seven thousand, four hundred twenty-three".