74073863 has 2 divisors, whose sum is σ = 74073864. Its totient is φ = 74073862.

The previous prime is 74073847. The next prime is 74073877. The reversal of 74073863 is 36837047.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 74073863 - 2⁴ = 74073847 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (74073463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37036931 + 37036932.

It is an arithmetic number, because the mean of its divisors is an integer number (37036932).

Almost surely, 2^74073863 is an apocalyptic number.

74073863 is a deficient number, since it is larger than the sum of its proper divisors (1).

74073863 is an equidigital number, since it uses as much as digits as its factorization.

74073863 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 84672, while the sum is 38.

The square root of 74073863 is about 8606.6173959344. The cubic root of 74073863 is about 419.9732843929.

The spelling of 74073863 in words is "seventy-four million, seventy-three thousand, eight hundred sixty-three".