74424663 has 10 divisors (see below), whose sum is σ = 111177704. Its totient is φ = 49616388.

The previous prime is 74424617. The next prime is 74424671. The reversal of 74424663 is 36642447.

It is not a de Polignac number, because 74424663 - 2⁸ = 74424407 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74424613) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 459331 + ... + 459492.

Almost surely, 2^74424663 is an apocalyptic number.

74424663 is a deficient number, since it is larger than the sum of its proper divisors (36753041).

74424663 is an equidigital number, since it uses as much as digits as its factorization.

74424663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 918835 (or 918826 counting only the distinct ones).

The product of its digits is 96768, while the sum is 36.

The square root of 74424663 is about 8626.9729917277. The cubic root of 74424663 is about 420.6352122835.

The spelling of 74424663 in words is "seventy-four million, four hundred twenty-four thousand, six hundred sixty-three".