74004409 has 16 divisors (see below), whose sum is σ = 80216064. Its totient is φ = 68072400.

The previous prime is 74004401. The next prime is 74004431. The reversal of 74004409 is 90440047.

It is a cyclic number.

It is not a de Polignac number, because 74004409 - 2³ = 74004401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (74004401) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 193032 + ... + 193414.

It is an arithmetic number, because the mean of its divisors is an integer number (5013504).

Almost surely, 2^74004409 is an apocalyptic number.

It is an amenable number.

74004409 is a deficient number, since it is larger than the sum of its proper divisors (6211655).

74004409 is a wasteful number, since it uses less digits than its factorization.

74004409 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 708.

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 74004409 is about 8602.5815311452. The cubic root of 74004409 is about 419.8419832627.

The spelling of 74004409 in words is "seventy-four million, four thousand, four hundred nine".