662349852 has 72 divisors (see below), whose sum is σ = 1824243120. Its totient is φ = 207786240.

The previous prime is 662349847. The next prime is 662349881. The reversal of 662349852 is 258943266.

662349852 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 662349798 and 662349807.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 20602 + ... + 41822.

It is an arithmetic number, because the mean of its divisors is an integer number (25336710).

Almost surely, 2^662349852 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 662349852, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (912121560).

662349852 is an abundant number, since it is smaller than the sum of its proper divisors (1161893268).

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

662349852 is a wasteful number, since it uses less digits than its factorization.

662349852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21268 (or 21243 counting only the distinct ones).

The product of its digits is 622080, while the sum is 45.

The square root of 662349852 is about 25736.1584545946. The cubic root of 662349852 is about 871.6908377824.

The spelling of 662349852 in words is "six hundred sixty-two million, three hundred forty-nine thousand, eight hundred fifty-two".