74648452 has 24 divisors (see below), whose sum is σ = 134860320. Its totient is φ = 36136320.

The previous prime is 74648449. The next prime is 74648461. The reversal of 74648452 is 25484647.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13452 + ... + 18172.

It is an arithmetic number, because the mean of its divisors is an integer number (5619180).

Almost surely, 2^74648452 is an apocalyptic number.

It is an amenable number.

74648452 is a deficient number, since it is larger than the sum of its proper divisors (60211868).

74648452 is a wasteful number, since it uses less digits than its factorization.

74648452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4851 (or 4849 counting only the distinct ones).

The product of its digits is 215040, while the sum is 40.

The square root of 74648452 is about 8639.9335645594. The cubic root of 74648452 is about 421.0563958731.

The spelling of 74648452 in words is "seventy-four million, six hundred forty-eight thousand, four hundred fifty-two".