536440 has 16 divisors (see below), whose sum is σ = 1207080. Its totient is φ = 214560.

The previous prime is 536423. The next prime is 536441. The reversal of 536440 is 44635.

536440 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (536441) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6666 + ... + 6745.

2⁵³⁶⁴⁴⁰ is an apocalyptic number.

It is an amenable number.

536440 is an abundant number, since it is smaller than the sum of its proper divisors (670640).

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

536440 is a wasteful number, since it uses less digits than its factorization.

536440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13422 (or 13418 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 536440 is about 732.4206441656. The cubic root of 536440 is about 81.2531833072.

The spelling of 536440 in words is "five hundred thirty-six thousand, four hundred forty".