73347966 has 36 divisors (see below), whose sum is σ = 166152168. Its totient is φ = 23383272.

The previous prime is 73347959. The next prime is 73347971. The reversal of 73347966 is 66974337.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 5671 + ... + 13373.

It is an arithmetic number, because the mean of its divisors is an integer number (4615338).

Almost surely, 2^73347966 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 73347966, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (83076084).

73347966 is an abundant number, since it is smaller than the sum of its proper divisors (92804202).

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

73347966 is a wasteful number, since it uses less digits than its factorization.

73347966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7757 (or 7731 counting only the distinct ones).

The product of its digits is 571536, while the sum is 45.

The square root of 73347966 is about 8564.3427068281. The cubic root of 73347966 is about 418.5969166138.

The spelling of 73347966 in words is "seventy-three million, three hundred forty-seven thousand, nine hundred sixty-six".