73747943 has 2 divisors, whose sum is σ = 73747944. Its totient is φ = 73747942.

The previous prime is 73747937. The next prime is 73748009. The reversal of 73747943 is 34974737.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 73747943 - 2⁶ = 73747879 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 73747894 and 73747903.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (73747903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36873971 + 36873972.

It is an arithmetic number, because the mean of its divisors is an integer number (36873972).

Almost surely, 2^73747943 is an apocalyptic number.

73747943 is a deficient number, since it is larger than the sum of its proper divisors (1).

73747943 is an equidigital number, since it uses as much as digits as its factorization.

73747943 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 444528, while the sum is 44.

The square root of 73747943 is about 8587.6622546535. The cubic root of 73747943 is about 419.3564274237.

The spelling of 73747943 in words is "seventy-three million, seven hundred forty-seven thousand, nine hundred forty-three".