74448887 has 8 divisors (see below), whose sum is σ = 79501440. Its totient is φ = 69562080.

The previous prime is 74448877. The next prime is 74448901. The reversal of 74448887 is 78884447.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 74448887 - 2⁶ = 74448823 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74448877) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40508 + ... + 42305.

It is an arithmetic number, because the mean of its divisors is an integer number (9937680).

Almost surely, 2^74448887 is an apocalyptic number.

74448887 is a deficient number, since it is larger than the sum of its proper divisors (5052553).

74448887 is a wasteful number, since it uses less digits than its factorization.

74448887 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82873.

The product of its digits is 1605632, while the sum is 50.

The square root of 74448887 is about 8628.3768461977. The cubic root of 74448887 is about 420.6808439405.

The spelling of 74448887 in words is "seventy-four million, four hundred forty-eight thousand, eight hundred eighty-seven".