74828272 has 10 divisors (see below), whose sum is σ = 144979808. Its totient is φ = 37414128.

The previous prime is 74828233. The next prime is 74828279. The reversal of 74828272 is 27282847.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74828279) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2338368 + ... + 2338399.

Almost surely, 2^74828272 is an apocalyptic number.

It is an amenable number.

74828272 is a deficient number, since it is larger than the sum of its proper divisors (70151536).

74828272 is a wasteful number, since it uses less digits than its factorization.

74828272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4676775 (or 4676769 counting only the distinct ones).

The product of its digits is 100352, while the sum is 40.

The square root of 74828272 is about 8650.3336351843. Note that the first 3 decimals coincide. The cubic root of 74828272 is about 421.3942177767.

The spelling of 74828272 in words is "seventy-four million, eight hundred twenty-eight thousand, two hundred seventy-two".