44399016 has 112 divisors (see below), whose sum is σ = 130635360. Its totient is φ = 14113440.

The previous prime is 44399011. The next prime is 44399051. The reversal of 44399016 is 61099344.

44399016 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (44399011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 133971 + ... + 134301.

Almost surely, 2^44399016 is an apocalyptic number.

44399016 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 44399016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (65317680).

44399016 is an abundant number, since it is smaller than the sum of its proper divisors (86236344).

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

44399016 is a wasteful number, since it uses less digits than its factorization.

44399016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 378 (or 359 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 36.

The square root of 44399016 is about 6663.2586622463. The cubic root of 44399016 is about 354.0987946033.

The spelling of 44399016 in words is "forty-four million, three hundred ninety-nine thousand, sixteen".