613452 has 48 divisors (see below), whose sum is σ = 1675520. Its totient is φ = 171072.

The previous prime is 613451. The next prime is 613463. The reversal of 613452 is 254316.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (613451) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5574 + ... + 5682.

2⁶¹³⁴⁵² 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 613452, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (837760).

613452 is an abundant number, since it is smaller than the sum of its proper divisors (1062068).

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

613452 is a wasteful number, since it uses less digits than its factorization.

613452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 190 (or 188 counting only the distinct ones).

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

The square root of 613452 is about 783.2317664651. The cubic root of 613452 is about 84.9689390547.

Adding to 613452 its reverse (254316), we get a palindrome (867768).

The spelling of 613452 in words is "six hundred thirteen thousand, four hundred fifty-two".