74012225 has 12 divisors (see below), whose sum is σ = 104886144. Its totient is φ = 50751120.

The previous prime is 74012189. The next prime is 74012227. The reversal of 74012225 is 52221047.

It is a happy number.

It is not a de Polignac number, because 74012225 - 2⁶ = 74012161 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 74012225.

It is not an unprimeable number, because it can be changed into a prime (74012227) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 211289 + ... + 211638.

It is an arithmetic number, because the mean of its divisors is an integer number (8740512).

Almost surely, 2^74012225 is an apocalyptic number.

It is an amenable number.

74012225 is a deficient number, since it is larger than the sum of its proper divisors (30873919).

74012225 is a wasteful number, since it uses less digits than its factorization.

74012225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 422944 (or 422939 counting only the distinct ones).

The product of its (nonzero) digits is 1120, while the sum is 23.

The square root of 74012225 is about 8603.0358013901. The cubic root of 74012225 is about 419.8567633255.

The spelling of 74012225 in words is "seventy-four million, twelve thousand, two hundred twenty-five".