74444632 has 16 divisors (see below), whose sum is σ = 147794760. Its totient is φ = 35032704.

The previous prime is 74444621. The next prime is 74444639. The reversal of 74444632 is 23644447.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74444639) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 273558 + ... + 273829.

Almost surely, 2^74444632 is an apocalyptic number.

It is an amenable number.

74444632 is a deficient number, since it is larger than the sum of its proper divisors (73350128).

74444632 is a wasteful number, since it uses less digits than its factorization.

74444632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 547410 (or 547406 counting only the distinct ones).

The product of its digits is 64512, while the sum is 34.

The square root of 74444632 is about 8628.1302725446. The cubic root of 74444632 is about 420.6728293542.

It can be divided in two parts, 74444 and 632, that added together give a square (75076 = 274²).

The spelling of 74444632 in words is "seventy-four million, four hundred forty-four thousand, six hundred thirty-two".