74444523 has 8 divisors (see below), whose sum is σ = 99541968. Its totient is φ = 49488384.

The previous prime is 74444509. The next prime is 74444551. The reversal of 74444523 is 32544447.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 74444523 - 2⁸ = 74444267 is a prime.

It is not an unprimeable number, because it can be changed into a prime (74444563) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34090 + ... + 36207.

It is an arithmetic number, because the mean of its divisors is an integer number (12442746).

Almost surely, 2^74444523 is an apocalyptic number.

74444523 is a deficient number, since it is larger than the sum of its proper divisors (25097445).

74444523 is a wasteful number, since it uses less digits than its factorization.

74444523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70653.

The product of its digits is 53760, while the sum is 33.

The square root of 74444523 is about 8628.1239559941. The cubic root of 74444523 is about 420.6726240412.

The spelling of 74444523 in words is "seventy-four million, four hundred forty-four thousand, five hundred twenty-three".