74973148 has 12 divisors (see below), whose sum is σ = 133354312. Its totient is φ = 36871920.

The previous prime is 74973139. The next prime is 74973181. The reversal of 74973148 is 84137947.

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, 153390 + ... + 153877.

Almost surely, 2^74973148 is an apocalyptic number.

It is an amenable number.

74973148 is a deficient number, since it is larger than the sum of its proper divisors (58381164).

74973148 is a wasteful number, since it uses less digits than its factorization.

74973148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 307332 (or 307330 counting only the distinct ones).

The product of its digits is 169344, while the sum is 43.

The square root of 74973148 is about 8658.7035981144. The cubic root of 74973148 is about 421.6659980791.

The spelling of 74973148 in words is "seventy-four million, nine hundred seventy-three thousand, one hundred forty-eight".