74294452 has 12 divisors (see below), whose sum is σ = 132219360. Its totient is φ = 36517496.

The previous prime is 74294443. The next prime is 74294453. The reversal of 74294452 is 25449247.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74294453) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 157168 + ... + 157639.

It is an arithmetic number, because the mean of its divisors is an integer number (11018280).

Almost surely, 2^74294452 is an apocalyptic number.

It is an amenable number.

74294452 is a deficient number, since it is larger than the sum of its proper divisors (57924908).

74294452 is a wasteful number, since it uses less digits than its factorization.

74294452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 314870 (or 314868 counting only the distinct ones).

The product of its digits is 80640, while the sum is 37.

The square root of 74294452 is about 8619.4229505228. The cubic root of 74294452 is about 420.3897591297.

It can be divided in two parts, 7429 and 4452, that added together give a square (11881 = 109²).

The spelling of 74294452 in words is "seventy-four million, two hundred ninety-four thousand, four hundred fifty-two".