852602520 has 256 divisors, whose sum is σ = 3250990080. Its totient is φ = 173721600.

The previous prime is 852602497. The next prime is 852602539. The reversal of 852602520 is 25206258.

852602520 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×852602520² = 1453862114220700800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 488850 + ... + 490590.

It is an arithmetic number, because the mean of its divisors is an integer number (12699180).

Almost surely, 2^852602520 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 852602520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1625495040).

852602520 is an abundant number, since it is smaller than the sum of its proper divisors (2398387560).

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

852602520 is a wasteful number, since it uses less digits than its factorization.

852602520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1826 (or 1822 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 30.

The square root of 852602520 is about 29199.3582121251. The cubic root of 852602520 is about 948.2340304189.

Adding to 852602520 its reverse (25206258), we get a palindrome (877808778).

The spelling of 852602520 in words is "eight hundred fifty-two million, six hundred two thousand, five hundred twenty".