73883921 has 8 divisors (see below), whose sum is σ = 78795360. Its totient is φ = 69035328.

The previous prime is 73883903. The next prime is 73883939. The reversal of 73883921 is 12938837.

It is an interprime number because it is at equal distance from previous prime (73883903) and next prime (73883939).

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 73883921 - 2¹⁸ = 73621777 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (73883941) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13271 + ... + 17996.

It is an arithmetic number, because the mean of its divisors is an integer number (9849420).

Almost surely, 2^73883921 is an apocalyptic number.

It is an amenable number.

73883921 is a deficient number, since it is larger than the sum of its proper divisors (4911439).

73883921 is a wasteful number, since it uses less digits than its factorization.

73883921 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31423.

The product of its digits is 72576, while the sum is 41.

The square root of 73883921 is about 8595.5756642589. The cubic root of 73883921 is about 419.6140085617.

The spelling of 73883921 in words is "seventy-three million, eight hundred eighty-three thousand, nine hundred twenty-one".