73047305 has 16 divisors (see below), whose sum is σ = 93233280. Its totient is φ = 54784512.

The previous prime is 73047301. The next prime is 73047329. The reversal of 73047305 is 50374037.

It is a cyclic number.

It is not a de Polignac number, because 73047305 - 2² = 73047301 is a prime.

It is not an unprimeable number, because it can be changed into a prime (73047301) 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, 5252 + ... + 13178.

It is an arithmetic number, because the mean of its divisors is an integer number (5827080).

Almost surely, 2^73047305 is an apocalyptic number.

It is an amenable number.

73047305 is a deficient number, since it is larger than the sum of its proper divisors (20185975).

73047305 is a wasteful number, since it uses less digits than its factorization.

73047305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8048.

The product of its (nonzero) digits is 8820, while the sum is 29.

The square root of 73047305 is about 8546.7716127202. The cubic root of 73047305 is about 418.0241757802.

The spelling of 73047305 in words is "seventy-three million, forty-seven thousand, three hundred five".