73435623 has 8 divisors (see below), whose sum is σ = 98032368. Its totient is φ = 48897984.

The previous prime is 73435613. The next prime is 73435657. The reversal of 73435623 is 32653437.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 73435623 - 2²⁰ = 72387047 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73435613) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11790 + ... + 16907.

It is an arithmetic number, because the mean of its divisors is an integer number (12254046).

Almost surely, 2^73435623 is an apocalyptic number.

73435623 is a deficient number, since it is larger than the sum of its proper divisors (24596745).

73435623 is a wasteful number, since it uses less digits than its factorization.

73435623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29553.

The product of its digits is 45360, while the sum is 33.

The square root of 73435623 is about 8569.4587343659. The cubic root of 73435623 is about 418.7636030927.

The spelling of 73435623 in words is "seventy-three million, four hundred thirty-five thousand, six hundred twenty-three".