4401536 has 32 divisors (see below), whose sum is σ = 8867880. Its totient is φ = 2176000.

The previous prime is 4401517. The next prime is 4401563. The reversal of 4401536 is 6351044.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (32).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17411 + ... + 17661.

Almost surely, 2^4401536 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 4401536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4433940).

4401536 is an abundant number, since it is smaller than the sum of its proper divisors (4466344).

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

4401536 is a wasteful number, since it uses less digits than its factorization.

4401536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 402 (or 390 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 4401536 is about 2097.9837940270. The cubic root of 4401536 is about 163.8833197422.

The spelling of 4401536 in words is "four million, four hundred one thousand, five hundred thirty-six".