44221766 has 4 divisors (see below), whose sum is σ = 66332652. Its totient is φ = 22110882.

The previous prime is 44221729. The next prime is 44221799. The reversal of 44221766 is 66712244.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11055440 + ... + 11055443.

It is an arithmetic number, because the mean of its divisors is an integer number (16583163).

Almost surely, 2^44221766 is an apocalyptic number.

44221766 is a deficient number, since it is larger than the sum of its proper divisors (22110886).

44221766 is a wasteful number, since it uses less digits than its factorization.

44221766 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22110885.

The product of its digits is 16128, while the sum is 32.

The square root of 44221766 is about 6649.9448118011. The cubic root of 44221766 is about 353.6269544214.

The spelling of 44221766 in words is "forty-four million, two hundred twenty-one thousand, seven hundred sixty-six".