74748224 has 28 divisors (see below), whose sum is σ = 148888704. Its totient is φ = 37233024.

The previous prime is 74748217. The next prime is 74748259. The reversal of 74748224 is 42284747.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16049 + ... + 20175.

Almost surely, 2^74748224 is an apocalyptic number.

It is an amenable number.

74748224 is a deficient number, since it is larger than the sum of its proper divisors (74140480).

74748224 is a wasteful number, since it uses less digits than its factorization.

74748224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4422 (or 4412 counting only the distinct ones).

The product of its digits is 100352, while the sum is 38.

The square root of 74748224 is about 8645.7055235533. The cubic root of 74748224 is about 421.2439011524.

The spelling of 74748224 in words is "seventy-four million, seven hundred forty-eight thousand, two hundred twenty-four".