5633440 has 48 divisors (see below), whose sum is σ = 13458312. Its totient is φ = 2228224.

The previous prime is 5633437. The next prime is 5633461. The reversal of 5633440 is 443365.

It can be written as a sum of positive squares in 4 ways, for example, as 5588496 + 44944 = 2364^2 + 212^2 .

It is a zygodrome in base 4.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21792 + ... + 22048.

Almost surely, 2^5633440 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 5633440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6729156).

5633440 is an abundant number, since it is smaller than the sum of its proper divisors (7824872).

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

5633440 is a wasteful number, since it uses less digits than its factorization.

5633440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 409 (or 401 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 25.

The square root of 5633440 is about 2373.4868864184. The cubic root of 5633440 is about 177.9335694540.

The spelling of 5633440 in words is "five million, six hundred thirty-three thousand, four hundred forty".