73883653 has 2 divisors, whose sum is σ = 73883654. Its totient is φ = 73883652.

The previous prime is 73883591. The next prime is 73883669. The reversal of 73883653 is 35638837.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 44528929 + 29354724 = 6673^2 + 5418^2 .

It is a cyclic number.

It is not a de Polignac number, because 73883653 - 2²¹ = 71786501 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (73881653) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36941826 + 36941827.

It is an arithmetic number, because the mean of its divisors is an integer number (36941827).

Almost surely, 2^73883653 is an apocalyptic number.

It is an amenable number.

73883653 is a deficient number, since it is larger than the sum of its proper divisors (1).

73883653 is an equidigital number, since it uses as much as digits as its factorization.

73883653 is an evil number, because the sum of its binary digits is even.

The product of its digits is 362880, while the sum is 43.

The square root of 73883653 is about 8595.5600748293. The cubic root of 73883653 is about 419.6135012042.

The spelling of 73883653 in words is "seventy-three million, eight hundred eighty-three thousand, six hundred fifty-three".