74441872 has 10 divisors (see below), whose sum is σ = 144231158. Its totient is φ = 37220928.

The previous prime is 74441863. The next prime is 74441897. The reversal of 74441872 is 27814447.

It can be written as a sum of positive squares in only one way, i.e., 40755456 + 33686416 = 6384^2 + 5804^2 .

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 as a sum of consecutive naturals, namely, 2326293 + ... + 2326324.

Almost surely, 2^74441872 is an apocalyptic number.

It is an amenable number.

74441872 is a deficient number, since it is larger than the sum of its proper divisors (69789286).

74441872 is a wasteful number, since it uses less digits than its factorization.

74441872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4652625 (or 4652619 counting only the distinct ones).

The product of its digits is 50176, while the sum is 37.

The square root of 74441872 is about 8627.9703291099. The cubic root of 74441872 is about 420.6676305403.

It can be divided in two parts, 7444 and 1872, that added together give a triangular number (9316 = T₁₃₆).

The spelling of 74441872 in words is "seventy-four million, four hundred forty-one thousand, eight hundred seventy-two".