5736440 has 32 divisors (see below), whose sum is σ = 13124160. Its totient is φ = 2256000.

The previous prime is 5736439. The next prime is 5736481. The reversal of 5736440 is 446375.

It is a Smith number, since the sum of its digits (29) coincides with the sum of the digits of its prime factors.

It is a congruent number.

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, 1265 + ... + 3615.

It is an arithmetic number, because the mean of its divisors is an integer number (410130).

Almost surely, 2^5736440 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 5736440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6562080).

5736440 is an abundant number, since it is smaller than the sum of its proper divisors (7387720).

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

5736440 is a wasteful number, since it uses less digits than its factorization.

5736440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2423 (or 2419 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 29.

The square root of 5736440 is about 2395.0866372639. The cubic root of 5736440 is about 179.0114533416.

The spelling of 5736440 in words is "five million, seven hundred thirty-six thousand, four hundred forty".