73664367 has 8 divisors (see below), whose sum is σ = 112250496. Its totient is φ = 42093912.

The previous prime is 73664359. The next prime is 73664389. The reversal of 73664367 is 76346637.

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

It is not a de Polignac number, because 73664367 - 2³ = 73664359 is a prime.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73664267) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1753893 + ... + 1753934.

It is an arithmetic number, because the mean of its divisors is an integer number (14031312).

Almost surely, 2^73664367 is an apocalyptic number.

73664367 is a deficient number, since it is larger than the sum of its proper divisors (38586129).

73664367 is a wasteful number, since it uses less digits than its factorization.

73664367 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3507837.

The product of its digits is 381024, while the sum is 42.

The square root of 73664367 is about 8582.7948245312. The cubic root of 73664367 is about 419.1979534862.

The spelling of 73664367 in words is "seventy-three million, six hundred sixty-four thousand, three hundred sixty-seven".