73506873 has 16 divisors (see below), whose sum is σ = 111568896. Its totient is φ = 42612240.

The previous prime is 73506857. The next prime is 73506899. The reversal of 73506873 is 37860537.

It is not a de Polignac number, because 73506873 - 2⁴ = 73506857 is a prime.

It is not an unprimeable number, because it can be changed into a prime (73506803) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 47665 + ... + 49182.

It is an arithmetic number, because the mean of its divisors is an integer number (6973056).

Almost surely, 2^73506873 is an apocalyptic number.

It is an amenable number.

73506873 is a deficient number, since it is larger than the sum of its proper divisors (38062023).

73506873 is a wasteful number, since it uses less digits than its factorization.

73506873 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96884.

The product of its (nonzero) digits is 105840, while the sum is 39.

The square root of 73506873 is about 8573.6149318709. The cubic root of 73506873 is about 418.8989927082.

The spelling of 73506873 in words is "seventy-three million, five hundred six thousand, eight hundred seventy-three".