44999444 has 18 divisors (see below), whose sum is σ = 91606410. Its totient is φ = 19285392.

The previous prime is 44999441. The next prime is 44999447. The reversal of 44999444 is 44499944.

It is an interprime number because it is at equal distance from previous prime (44999441) and next prime (44999447).

It can be written as a sum of positive squares in only one way, i.e., 38291344 + 6708100 = 6188^2 + 2590^2 .

It is a zygodrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44999441) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 114599 + ... + 114990.

It is an arithmetic number, because the mean of its divisors is an integer number (5089245).

Almost surely, 2^44999444 is an apocalyptic number.

It is an amenable number.

44999444 is an abundant number, since it is smaller than the sum of its proper divisors (46606966).

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

44999444 is a wasteful number, since it uses less digits than its factorization.

44999444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 229607 (or 229598 counting only the distinct ones).

The product of its digits is 746496, while the sum is 47.

The square root of 44999444 is about 6708.1624905782. The cubic root of 44999444 is about 355.6878655299.

Subtracting from 44999444 its reverse (44499944), we obtain a triangular number (499500 = T₉₉₉).

The spelling of 44999444 in words is "forty-four million, nine hundred ninety-nine thousand, four hundred forty-four".