73052263 has 4 divisors (see below), whose sum is σ = 73176048. Its totient is φ = 72928480.

The previous prime is 73052261. The next prime is 73052279. The reversal of 73052263 is 36225037.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 36225037 = 131 ⋅276527.

It is a cyclic number.

It is not a de Polignac number, because 73052263 - 2¹ = 73052261 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73052261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 61003 + ... + 62188.

It is an arithmetic number, because the mean of its divisors is an integer number (18294012).

Almost surely, 2^73052263 is an apocalyptic number.

73052263 is a deficient number, since it is larger than the sum of its proper divisors (123785).

73052263 is a wasteful number, since it uses less digits than its factorization.

73052263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123784.

The product of its (nonzero) digits is 7560, while the sum is 28.

The square root of 73052263 is about 8547.0616588393. The cubic root of 73052263 is about 418.0336331995.

The spelling of 73052263 in words is "seventy-three million, fifty-two thousand, two hundred sixty-three".