74064330 has 48 divisors (see below), whose sum is σ = 194392224. Its totient is φ = 19563360.

The previous prime is 74064311. The next prime is 74064379. The reversal of 74064330 is 3346047.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 74064294 and 74064303.

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 23 ways as a sum of consecutive naturals, for example, 5785 + ... + 13475.

It is an arithmetic number, because the mean of its divisors is an integer number (4049838).

Almost surely, 2^74064330 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 74064330, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (97196112).

74064330 is an abundant number, since it is smaller than the sum of its proper divisors (120327894).

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

74064330 is a wasteful number, since it uses less digits than its factorization.

74064330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7811 (or 7808 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 27.

The square root of 74064330 is about 8606.0635600720. The cubic root of 74064330 is about 419.9552673447.

The spelling of 74064330 in words is "seventy-four million, sixty-four thousand, three hundred thirty".