44229666 has 48 divisors (see below), whose sum is σ = 97713216. Its totient is φ = 13336128.

The previous prime is 44229629. The next prime is 44229709. The reversal of 44229666 is 66692244.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 53331 + ... + 54153.

It is an arithmetic number, because the mean of its divisors is an integer number (2035692).

Almost surely, 2^44229666 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 44229666, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (48856608).

44229666 is an abundant number, since it is smaller than the sum of its proper divisors (53483550).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

44229666 is a wasteful number, since it uses less digits than its factorization.

44229666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 907 (or 894 counting only the distinct ones).

The product of its digits is 124416, while the sum is 39.

The square root of 44229666 is about 6650.5387751670. The cubic root of 44229666 is about 353.6480110703.

The spelling of 44229666 in words is "forty-four million, two hundred twenty-nine thousand, six hundred sixty-six".