73968217 has 8 divisors (see below), whose sum is σ = 76104576. Its totient is φ = 71839152.

The previous prime is 73968211. The next prime is 73968227. The reversal of 73968217 is 71286937.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 73968217 - 2¹¹ = 73966169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (73968211) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23808 + ... + 26734.

It is an arithmetic number, because the mean of its divisors is an integer number (9513072).

Almost surely, 2^73968217 is an apocalyptic number.

It is an amenable number.

73968217 is a deficient number, since it is larger than the sum of its proper divisors (2136359).

73968217 is a wasteful number, since it uses less digits than its factorization.

73968217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3647.

The product of its digits is 127008, while the sum is 43.

The square root of 73968217 is about 8600.4777192898. The cubic root of 73968217 is about 419.7735305900.

The spelling of 73968217 in words is "seventy-three million, nine hundred sixty-eight thousand, two hundred seventeen".