73676143 has 2 divisors, whose sum is σ = 73676144. Its totient is φ = 73676142.

The previous prime is 73676137. The next prime is 73676177. The reversal of 73676143 is 34167637.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 73676143 - 2¹⁷ = 73545071 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (73676123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36838071 + 36838072.

It is an arithmetic number, because the mean of its divisors is an integer number (36838072).

Almost surely, 2^73676143 is an apocalyptic number.

73676143 is a deficient number, since it is larger than the sum of its proper divisors (1).

73676143 is an equidigital number, since it uses as much as digits as its factorization.

73676143 is an evil number, because the sum of its binary digits is even.

The product of its digits is 63504, while the sum is 37.

The square root of 73676143 is about 8583.4808207393. The cubic root of 73676143 is about 419.2202899847.

The spelling of 73676143 in words is "seventy-three million, six hundred seventy-six thousand, one hundred forty-three".