74074448 has 40 divisors (see below), whose sum is σ = 165013248. Its totient is φ = 31554432.

The previous prime is 74074417. The next prime is 74074459. The reversal of 74074448 is 84447047.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17465 + ... + 21287.

Almost surely, 2^74074448 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 74074448, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (82506624).

74074448 is an abundant number, since it is smaller than the sum of its proper divisors (90938800).

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

74074448 is a wasteful number, since it uses less digits than its factorization.

74074448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4011 (or 4005 counting only the distinct ones).

The product of its (nonzero) digits is 100352, while the sum is 38.

The square root of 74074448 is about 8606.6513813445. The cubic root of 74074448 is about 419.9743899728.

The spelling of 74074448 in words is "seventy-four million, seventy-four thousand, four hundred forty-eight".