252727452 has 60 divisors (see below), whose sum is σ = 667307256. Its totient is φ = 83397600.

The previous prime is 252727441. The next prime is 252727463. The reversal of 252727452 is 254727252.

It is an interprime number because it is at equal distance from previous prime (252727441) and next prime (252727463).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an alternating number because its digits alternate between even and odd.

252727452 is a Rhonda number in base 10.

Its product of digits (78400) is a multiple of the sum of its prime factors (7840).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 28863 + ... + 36585.

Almost surely, 2^252727452 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 252727452, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (333653628).

252727452 is an abundant number, since it is smaller than the sum of its proper divisors (414579804).

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

252727452 is a wasteful number, since it uses less digits than its factorization.

252727452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7840 (or 7829 counting only the distinct ones).

The product of its digits is 78400, while the sum is 36.

The square root of 252727452 is about 15897.4039390084. The cubic root of 252727452 is about 632.2431600515.

252727452 divided by its sum of digits (36) gives a palindrome (7020207).

The spelling of 252727452 in words is "two hundred fifty-two million, seven hundred twenty-seven thousand, four hundred fifty-two".