73158834 has 16 divisors (see below), whose sum is σ = 167220288. Its totient is φ = 20902512.

The previous prime is 73158829. The next prime is 73158847. The reversal of 73158834 is 43885137.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 73158792 and 73158801.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 870897 + ... + 870980.

It is an arithmetic number, because the mean of its divisors is an integer number (10451268).

Almost surely, 2^73158834 is an apocalyptic number.

73158834 is an abundant number, since it is smaller than the sum of its proper divisors (94061454).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

73158834 is a wasteful number, since it uses less digits than its factorization.

73158834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1741889.

The product of its digits is 80640, while the sum is 39.

The square root of 73158834 is about 8553.2937515322. The cubic root of 73158834 is about 418.2368147495.

It can be divided in two parts, 7 and 3158834, that added together give a triangular number (3158841 = T₂₅₁₃).

The spelling of 73158834 in words is "seventy-three million, one hundred fifty-eight thousand, eight hundred thirty-four".