73316651 has 4 divisors (see below), whose sum is σ = 75104904. Its totient is φ = 71528400.

The previous prime is 73316641. The next prime is 73316653. The reversal of 73316651 is 15661337.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 73316651 - 2⁶ = 73316587 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (73316653) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 894065 + ... + 894146.

It is an arithmetic number, because the mean of its divisors is an integer number (18776226).

Almost surely, 2^73316651 is an apocalyptic number.

73316651 is a deficient number, since it is larger than the sum of its proper divisors (1788253).

73316651 is a wasteful number, since it uses less digits than its factorization.

73316651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1788252.

The product of its digits is 11340, while the sum is 32.

The square root of 73316651 is about 8562.5142919589. The cubic root of 73316651 is about 418.5373365550.

Adding to 73316651 its reverse (15661337), we get a palindrome (88977988).

The spelling of 73316651 in words is "seventy-three million, three hundred sixteen thousand, six hundred fifty-one".