73275863 has 2 divisors, whose sum is σ = 73275864. Its totient is φ = 73275862.

The previous prime is 73275857. The next prime is 73275877. The reversal of 73275863 is 36857237.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 73275863 - 2⁸ = 73275607 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 73275863.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (73275833) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36637931 + 36637932.

It is an arithmetic number, because the mean of its divisors is an integer number (36637932).

Almost surely, 2^73275863 is an apocalyptic number.

73275863 is a deficient number, since it is larger than the sum of its proper divisors (1).

73275863 is an equidigital number, since it uses as much as digits as its factorization.

73275863 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 211680, while the sum is 41.

The square root of 73275863 is about 8560.1321835588. The cubic root of 73275863 is about 418.4597076791.

The spelling of 73275863 in words is "seventy-three million, two hundred seventy-five thousand, eight hundred sixty-three".