41439744 has 180 divisors, whose sum is σ = 132378246. Its totient is φ = 12435456.

The previous prime is 41439737. The next prime is 41439763. The reversal of 41439744 is 44793414.

It can be written as a sum of positive squares in only one way, i.e., 30470400 + 10969344 = 5520^2 + 3312^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 41439699 and 41439708.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 1801717 + ... + 1801739.

Almost surely, 2^41439744 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 41439744, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (66189123).

41439744 is an abundant number, since it is smaller than the sum of its proper divisors (90938502).

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

41439744 is a wasteful number, since it uses less digits than its factorization.

41439744 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87 (or 45 counting only the distinct ones).

The product of its digits is 48384, while the sum is 36.

The square root of 41439744 is about 6437.3708919092. The cubic root of 41439744 is about 346.0501336245.

The spelling of 41439744 in words is "forty-one million, four hundred thirty-nine thousand, seven hundred forty-four".