654132 has 36 divisors (see below), whose sum is σ = 1621536. Its totient is φ = 205200.

The previous prime is 654127. The next prime is 654149. The reversal of 654132 is 231456.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 654099 and 654108.

It is a congruent number.

It is an unprimeable number.

654132 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4257 + ... + 4407.

2⁶⁵⁴¹³² 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 654132, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (810768).

654132 is an abundant number, since it is smaller than the sum of its proper divisors (967404).

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

654132 is a wasteful number, since it uses less digits than its factorization.

654132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 196 (or 175 counting only the distinct ones).

The product of its digits is 720, while the sum is 21.

The square root of 654132 is about 808.7842728441. The cubic root of 654132 is about 86.8070768013.

Adding to 654132 its reverse (231456), we get a palindrome (885588).

The spelling of 654132 in words is "six hundred fifty-four thousand, one hundred thirty-two".