73691875 has 20 divisors (see below), whose sum is σ = 92795296. Its totient is φ = 58500000.

The previous prime is 73691873. The next prime is 73691879. The reversal of 73691875 is 57819637.

It is not a de Polignac number, because 73691875 - 2¹ = 73691873 is a prime.

It is a Smith number, since the sum of its digits (46) coincides with the sum of the digits of its prime factors.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (73691873) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 97750 + ... + 98500.

Almost surely, 2^73691875 is an apocalyptic number.

73691875 is a deficient number, since it is larger than the sum of its proper divisors (19103421).

73691875 is an equidigital number, since it uses as much as digits as its factorization.

73691875 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 928 (or 913 counting only the distinct ones).

The product of its digits is 317520, while the sum is 46.

The square root of 73691875 is about 8584.3971832622. The cubic root of 73691875 is about 419.2501264373.

The spelling of 73691875 in words is "seventy-three million, six hundred ninety-one thousand, eight hundred seventy-five".