73674943 has 2 divisors, whose sum is σ = 73674944. Its totient is φ = 73674942.

The previous prime is 73674917. The next prime is 73674971. The reversal of 73674943 is 34947637.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 73674943 - 2¹⁷ = 73543871 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 73674943.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (73674043) 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 as a sum of consecutive naturals, namely, 36837471 + 36837472.

It is an arithmetic number, because the mean of its divisors is an integer number (36837472).

Almost surely, 2^73674943 is an apocalyptic number.

73674943 is a deficient number, since it is larger than the sum of its proper divisors (1).

73674943 is an equidigital number, since it uses as much as digits as its factorization.

73674943 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 381024, while the sum is 43.

The square root of 73674943 is about 8583.4109187432. The cubic root of 73674943 is about 419.2180139559.

The spelling of 73674943 in words is "seventy-three million, six hundred seventy-four thousand, nine hundred forty-three".