74500663 has 2 divisors, whose sum is σ = 74500664. Its totient is φ = 74500662.

The previous prime is 74500651. The next prime is 74500693. The reversal of 74500663 is 36600547.

It is a weak prime.

It is an emirp because it is prime and its reverse (36600547) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 74500663 - 2⁵ = 74500631 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (74500603) 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, 37250331 + 37250332.

It is an arithmetic number, because the mean of its divisors is an integer number (37250332).

Almost surely, 2^74500663 is an apocalyptic number.

74500663 is a deficient number, since it is larger than the sum of its proper divisors (1).

74500663 is an equidigital number, since it uses as much as digits as its factorization.

74500663 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15120, while the sum is 31.

The square root of 74500663 is about 8631.3766572894. The cubic root of 74500663 is about 420.7783431551.

The spelling of 74500663 in words is "seventy-four million, five hundred thousand, six hundred sixty-three".