74865448 has 16 divisors (see below), whose sum is σ = 160426080. Its totient is φ = 32085168.

The previous prime is 74865409. The next prime is 74865481. The reversal of 74865448 is 84456847.

It is a junction number, because it is equal to n+sod(n) for n = 74865398 and 74865407.

It is an unprimeable number.

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, 668386 + ... + 668497.

It is an arithmetic number, because the mean of its divisors is an integer number (10026630).

Almost surely, 2^74865448 is an apocalyptic number.

It is an amenable number.

74865448 is an abundant number, since it is smaller than the sum of its proper divisors (85560632).

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

74865448 is a wasteful number, since it uses less digits than its factorization.

74865448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1336896 (or 1336892 counting only the distinct ones).

The product of its digits is 860160, while the sum is 46.

The square root of 74865448 is about 8652.4821872108. The cubic root of 74865448 is about 421.4639915729.

The spelling of 74865448 in words is "seventy-four million, eight hundred sixty-five thousand, four hundred forty-eight".