74445052 has 12 divisors (see below), whose sum is σ = 142122456. Its totient is φ = 33838640.

The previous prime is 74445047. The next prime is 74445067. The reversal of 74445052 is 25054447.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 845923 + ... + 846010.

It is an arithmetic number, because the mean of its divisors is an integer number (11843538).

Almost surely, 2^74445052 is an apocalyptic number.

It is an amenable number.

74445052 is a deficient number, since it is larger than the sum of its proper divisors (67677404).

74445052 is a wasteful number, since it uses less digits than its factorization.

74445052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1691948 (or 1691946 counting only the distinct ones).

The product of its (nonzero) digits is 22400, while the sum is 31.

The square root of 74445052 is about 8628.1546115030. The cubic root of 74445052 is about 420.6736204668.

Adding to 74445052 its reverse (25054447), we get a palindrome (99499499).

It can be divided in two parts, 744 and 45052, that added together give a square (45796 = 214²).

The spelling of 74445052 in words is "seventy-four million, four hundred forty-five thousand, fifty-two".