74748663 has 40 divisors (see below), whose sum is σ = 124709376. Its totient is φ = 44226000.

The previous prime is 74748647. The next prime is 74748673. The reversal of 74748663 is 36684747.

It is not a de Polignac number, because 74748663 - 2⁴ = 74748647 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74748613) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 37338 + ... + 39288.

Almost surely, 2^74748663 is an apocalyptic number.

74748663 is a deficient number, since it is larger than the sum of its proper divisors (49960713).

74748663 is a wasteful number, since it uses less digits than its factorization.

74748663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2017 (or 2008 counting only the distinct ones).

The product of its digits is 677376, while the sum is 45.

The square root of 74748663 is about 8645.7309118431. The cubic root of 74748663 is about 421.2447258128.

The spelling of 74748663 in words is "seventy-four million, seven hundred forty-eight thousand, six hundred sixty-three".