52352250 has 96 divisors (see below), whose sum is σ = 136963008. Its totient is φ = 13316800.

The previous prime is 52352249. The next prime is 52352263. The reversal of 52352250 is 5225325.

It is a self number, because there is not a number n which added to its sum of digits gives 52352250.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 630709 + ... + 630791.

It is an arithmetic number, because the mean of its divisors is an integer number (1426698).

Almost surely, 2^52352250 is an apocalyptic number.

52352250 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 52352250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (68481504).

52352250 is an abundant number, since it is smaller than the sum of its proper divisors (84610758).

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

52352250 is a wasteful number, since it uses less digits than its factorization.

52352250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161 (or 122 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 24.

The square root of 52352250 is about 7235.4854709273. The cubic root of 52352250 is about 374.0920255496.

Adding to 52352250 its reverse (5225325), we get a palindrome (57577575).

The spelling of 52352250 in words is "fifty-two million, three hundred fifty-two thousand, two hundred fifty".