425532852 has 72 divisors (see below), whose sum is σ = 1128254400. Its totient is φ = 140222016.

The previous prime is 425532851. The next prime is 425532857. The reversal of 425532852 is 258235524.

It is a happy number.

425532852 is a `hidden beast` number, since 42 + 5 + 532 + 85 + 2 = 666.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (425532851) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 84049 + ... + 88967.

It is an arithmetic number, because the mean of its divisors is an integer number (15670200).

Almost surely, 2^425532852 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 425532852, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (564127200).

425532852 is an abundant number, since it is smaller than the sum of its proper divisors (702721548).

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

425532852 is a wasteful number, since it uses less digits than its factorization.

425532852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5027 (or 5013 counting only the distinct ones).

The product of its digits is 96000, while the sum is 36.

The square root of 425532852 is about 20628.4476391220. The cubic root of 425532852 is about 752.1613812580.

The spelling of 425532852 in words is "four hundred twenty-five million, five hundred thirty-two thousand, eight hundred fifty-two".