44142668 has 6 divisors (see below), whose sum is σ = 77249676. Its totient is φ = 22071332.

The previous prime is 44142661. The next prime is 44142689. The reversal of 44142668 is 86624144.

It is not an unprimeable number, because it can be changed into a prime (44142661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5517830 + ... + 5517837.

It is an arithmetic number, because the mean of its divisors is an integer number (12874946).

Almost surely, 2^44142668 is an apocalyptic number.

It is an amenable number.

44142668 is a deficient number, since it is larger than the sum of its proper divisors (33107008).

44142668 is a wasteful number, since it uses less digits than its factorization.

44142668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11035671 (or 11035669 counting only the distinct ones).

The product of its digits is 36864, while the sum is 35.

The square root of 44142668 is about 6643.9948825989. The cubic root of 44142668 is about 353.4159883368.

The spelling of 44142668 in words is "forty-four million, one hundred forty-two thousand, six hundred sixty-eight".