652432 has 30 divisors (see below), whose sum is σ = 1393574. Its totient is φ = 295680.

The previous prime is 652429. The next prime is 652447. The reversal of 652432 is 234256.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 495616 + 156816 = 704^2 + 396^2 .

It is a Harshad number since it is a multiple of its sum of digits (22).

It is an Ulam number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1768 + ... + 2104.

2⁶⁵²⁴³² 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 652432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (696787).

652432 is an abundant number, since it is smaller than the sum of its proper divisors (741142).

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

652432 is a wasteful number, since it uses less digits than its factorization.

652432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 367 (or 350 counting only the distinct ones).

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

The square root of 652432 is about 807.7326290302. The cubic root of 652432 is about 86.7318116380.

Adding to 652432 its reverse (234256), we get a palindrome (886688).

It can be divided in two parts, 6524 and 32, that added together give a palindrome (6556).

The spelling of 652432 in words is "six hundred fifty-two thousand, four hundred thirty-two".