74064072 has 16 divisors (see below), whose sum is σ = 185160240. Its totient is φ = 24688016.

The previous prime is 74064049. The next prime is 74064073. The reversal of 74064072 is 27046047.

It is a super-2 number, since 2×74064072² = 10970973522442368, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (74064073) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1542978 + ... + 1543025.

It is an arithmetic number, because the mean of its divisors is an integer number (11572515).

Almost surely, 2^74064072 is an apocalyptic number.

It is an amenable number.

74064072 is an abundant number, since it is smaller than the sum of its proper divisors (111096168).

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

74064072 is a wasteful number, since it uses less digits than its factorization.

74064072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3086012 (or 3086008 counting only the distinct ones).

The product of its (nonzero) digits is 9408, while the sum is 30.

The square root of 74064072 is about 8606.0485706275. The cubic root of 74064072 is about 419.9547797119.

The spelling of 74064072 in words is "seventy-four million, sixty-four thousand, seventy-two".