73944442 has 32 divisors (see below), whose sum is σ = 133104384. Its totient is φ = 30360000.

The previous prime is 73944439. The next prime is 73944467. The reversal of 73944442 is 24444937.

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 15 ways as a sum of consecutive naturals, for example, 10692 + ... + 16192.

It is an arithmetic number, because the mean of its divisors is an integer number (4159512).

Almost surely, 2^73944442 is an apocalyptic number.

73944442 is a deficient number, since it is larger than the sum of its proper divisors (59159942).

73944442 is a wasteful number, since it uses less digits than its factorization.

73944442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5574.

The product of its digits is 96768, while the sum is 37.

The square root of 73944442 is about 8599.0954175425. The cubic root of 73944442 is about 419.7285509778.

The spelling of 73944442 in words is "seventy-three million, nine hundred forty-four thousand, four hundred forty-two".