5645232 has 60 divisors (see below), whose sum is σ = 15958800. Its totient is φ = 1862784.

The previous prime is 5645203. The next prime is 5645239. The reversal of 5645232 is 2325465.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 5645196 and 5645205.

It is not an unprimeable number, because it can be changed into a prime (5645239) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 28269 + ... + 28467.

It is an arithmetic number, because the mean of its divisors is an integer number (265980).

Almost surely, 2^5645232 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 5645232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7979400).

5645232 is an abundant number, since it is smaller than the sum of its proper divisors (10313568).

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

5645232 is a wasteful number, since it uses less digits than its factorization.

5645232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 410 (or 401 counting only the distinct ones).

The product of its digits is 7200, while the sum is 27.

The square root of 5645232 is about 2375.9696967765. The cubic root of 5645232 is about 178.0576339902.

The spelling of 5645232 in words is "five million, six hundred forty-five thousand, two hundred thirty-two".