44133642 has 96 divisors (see below), whose sum is σ = 115944192. Its totient is φ = 11860992.

The previous prime is 44133641. The next prime is 44133647. The reversal of 44133642 is 24633144.

44133642 is a `hidden beast` number, since 4 + 4 + 13 + 3 + 642 = 666.

It is not an unprimeable number, because it can be changed into a prime (44133641) by changing a digit.

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 in 47 ways as a sum of consecutive naturals, for example, 281028 + ... + 281184.

It is an arithmetic number, because the mean of its divisors is an integer number (1207752).

Almost surely, 2^44133642 is an apocalyptic number.

44133642 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 44133642, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (57972096).

44133642 is an abundant number, since it is smaller than the sum of its proper divisors (71810550).

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

44133642 is a wasteful number, since it uses less digits than its factorization.

44133642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 292 (or 289 counting only the distinct ones).

The product of its digits is 6912, while the sum is 27.

The square root of 44133642 is about 6643.3155878673. The cubic root of 44133642 is about 353.3918986424.

Adding to 44133642 its reverse (24633144), we get a palindrome (68766786).

The spelling of 44133642 in words is "forty-four million, one hundred thirty-three thousand, six hundred forty-two".