73047879 has 16 divisors (see below), whose sum is σ = 111145440. Its totient is φ = 47381760.

The previous prime is 73047869. The next prime is 73047883. The reversal of 73047879 is 97874037.

It is not a de Polignac number, because 73047879 - 2¹¹ = 73045831 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73047859) 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, 35562 + ... + 37559.

It is an arithmetic number, because the mean of its divisors is an integer number (6946590).

Almost surely, 2^73047879 is an apocalyptic number.

73047879 is a deficient number, since it is larger than the sum of its proper divisors (38097561).

73047879 is a wasteful number, since it uses less digits than its factorization.

73047879 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73167 (or 73161 counting only the distinct ones).

The product of its (nonzero) digits is 296352, while the sum is 45.

The square root of 73047879 is about 8546.8051925851. The cubic root of 73047879 is about 418.0252707111.

The spelling of 73047879 in words is "seventy-three million, forty-seven thousand, eight hundred seventy-nine".