74609844 has 24 divisors (see below), whose sum is σ = 174283200. Its totient is φ = 24842304.

The previous prime is 74609819. The next prime is 74609879. The reversal of 74609844 is 44890647.

It is a junction number, because it is equal to n+sod(n) for n = 74609796 and 74609805.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 9832 + ... + 15680.

It is an arithmetic number, because the mean of its divisors is an integer number (7261800).

Almost surely, 2^74609844 is an apocalyptic number.

It is an amenable number.

74609844 is an abundant number, since it is smaller than the sum of its proper divisors (99673356).

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

74609844 is a wasteful number, since it uses less digits than its factorization.

74609844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6919 (or 6917 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 42.

The square root of 74609844 is about 8637.6989991548. The cubic root of 74609844 is about 420.9837935697.

The spelling of 74609844 in words is "seventy-four million, six hundred nine thousand, eight hundred forty-four".