44401408 has 36 divisors (see below), whose sum is σ = 92495088. Its totient is φ = 21232640.

The previous prime is 44401381. The next prime is 44401411. The reversal of 44401408 is 80410444.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2118 + ... + 9658.

It is an arithmetic number, because the mean of its divisors is an integer number (2569308).

Almost surely, 2^44401408 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 44401408, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (46247544).

44401408 is an abundant number, since it is smaller than the sum of its proper divisors (48093680).

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

44401408 is an equidigital number, since it uses as much as digits as its factorization.

44401408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7580 (or 7566 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 25.

The square root of 44401408 is about 6663.4381515851. The cubic root of 44401408 is about 354.1051535213.

The spelling of 44401408 in words is "forty-four million, four hundred one thousand, four hundred eight".