74651368 has 32 divisors (see below), whose sum is σ = 153070560. Its totient is φ = 33849280.

The previous prime is 74651359. The next prime is 74651371. The reversal of 74651368 is 86315647.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 74651368.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48255 + ... + 49777.

It is an arithmetic number, because the mean of its divisors is an integer number (4783455).

Almost surely, 2^74651368 is an apocalyptic number.

It is an amenable number.

74651368 is an abundant number, since it is smaller than the sum of its proper divisors (78419192).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

74651368 is a wasteful number, since it uses less digits than its factorization.

74651368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2097 (or 2093 counting only the distinct ones).

The product of its digits is 120960, while the sum is 40.

The square root of 74651368 is about 8640.1023142090. The cubic root of 74651368 is about 421.0618783912.

The spelling of 74651368 in words is "seventy-four million, six hundred fifty-one thousand, three hundred sixty-eight".