44313642 has 40 divisors (see below), whose sum is σ = 101992836. Its totient is φ = 14370048.

The previous prime is 44313641. The next prime is 44313667. The reversal of 44313642 is 24631344.

44313642 is a `hidden beast` number, since 4 + 4 + 3 + 13 + 642 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 44235801 + 77841 = 6651^2 + 279^2 .

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (44313641) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 2298 + ... + 9690.

Almost surely, 2^44313642 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 44313642, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (50996418).

44313642 is an abundant number, since it is smaller than the sum of its proper divisors (57679194).

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

44313642 is a wasteful number, since it uses less digits than its factorization.

44313642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7444 (or 7435 counting only the distinct ones).

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

The square root of 44313642 is about 6656.8492547150. The cubic root of 44313642 is about 353.8716857564.

Adding to 44313642 its reverse (24631344), we get a palindrome (68944986).

It can be divided in two parts, 443 and 13642, that multiplied together give a palindrome (6043406).

The spelling of 44313642 in words is "forty-four million, three hundred thirteen thousand, six hundred forty-two".