44385442 has 8 divisors (see below), whose sum is σ = 66837996. Its totient is φ = 22106112.

The previous prime is 44385431. The next prime is 44385449. The reversal of 44385442 is 24458344.

It can be written as a sum of positive squares in 2 ways, for example, as 29800681 + 14584761 = 5459^2 + 3819^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 44385398 and 44385407.

It is not an unprimeable number, because it can be changed into a prime (44385449) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42663 + ... + 43690.

Almost surely, 2^44385442 is an apocalyptic number.

44385442 is a deficient number, since it is larger than the sum of its proper divisors (22452554).

44385442 is a wasteful number, since it uses less digits than its factorization.

44385442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86612.

The product of its digits is 61440, while the sum is 34.

The square root of 44385442 is about 6662.2400136891. The cubic root of 44385442 is about 354.0627050125.

The spelling of 44385442 in words is "forty-four million, three hundred eighty-five thousand, four hundred forty-two".