73634023 has 2 divisors, whose sum is σ = 73634024. Its totient is φ = 73634022.

The previous prime is 73634009. The next prime is 73634047. The reversal of 73634023 is 32043637.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-73634023 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 73633982 and 73634000.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (73634003) 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, 36817011 + 36817012.

It is an arithmetic number, because the mean of its divisors is an integer number (36817012).

Almost surely, 2^73634023 is an apocalyptic number.

73634023 is a deficient number, since it is larger than the sum of its proper divisors (1).

73634023 is an equidigital number, since it uses as much as digits as its factorization.

73634023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9072, while the sum is 28.

The square root of 73634023 is about 8581.0269198972. The cubic root of 73634023 is about 419.1403865775.

The spelling of 73634023 in words is "seventy-three million, six hundred thirty-four thousand, twenty-three".