73449263 has 2 divisors, whose sum is σ = 73449264. Its totient is φ = 73449262.

The previous prime is 73449253. The next prime is 73449301. The reversal of 73449263 is 36294437.

It is an a-pointer prime, because the next prime (73449301) can be obtained adding 73449263 to its sum of digits (38).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 73449263 - 2⁸ = 73449007 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (73449253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36724631 + 36724632.

It is an arithmetic number, because the mean of its divisors is an integer number (36724632).

Almost surely, 2^73449263 is an apocalyptic number.

73449263 is a deficient number, since it is larger than the sum of its proper divisors (1).

73449263 is an equidigital number, since it uses as much as digits as its factorization.

73449263 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 108864, while the sum is 38.

The square root of 73449263 is about 8570.2545469782. The cubic root of 73449263 is about 418.7895286662.

The spelling of 73449263 in words is "seventy-three million, four hundred forty-nine thousand, two hundred sixty-three".