73197306 has 48 divisors (see below), whose sum is σ = 195197184. Its totient is φ = 19304352.

The previous prime is 73197301. The next prime is 73197317. The reversal of 73197306 is 60379137.

It is not an unprimeable number, because it can be changed into a prime (73197301) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 20706 + ... + 23981.

It is an arithmetic number, because the mean of its divisors is an integer number (4066608).

Almost surely, 2^73197306 is an apocalyptic number.

73197306 is an abundant number, since it is smaller than the sum of its proper divisors (121999878).

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

73197306 is a wasteful number, since it uses less digits than its factorization.

73197306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44715 (or 44712 counting only the distinct ones).

The product of its (nonzero) digits is 23814, while the sum is 36.

The square root of 73197306 is about 8555.5424141313. The cubic root of 73197306 is about 418.3101145649.

The spelling of 73197306 in words is "seventy-three million, one hundred ninety-seven thousand, three hundred six".