52124250 has 32 divisors (see below), whose sum is σ = 130104000. Its totient is φ = 13899600.

The previous prime is 52124221. The next prime is 52124291. The reversal of 52124250 is 5242125.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34000 + ... + 35499.

It is an arithmetic number, because the mean of its divisors is an integer number (4065750).

Almost surely, 2^52124250 is an apocalyptic number.

52124250 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

52124250 is an abundant number, since it is smaller than the sum of its proper divisors (77979750).

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

52124250 is a wasteful number, since it uses less digits than its factorization.

52124250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69519 (or 69509 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 21.

The square root of 52124250 is about 7219.7125981579. The cubic root of 52124250 is about 373.5481641588.

Adding to 52124250 its reverse (5242125), we get a palindrome (57366375).

The spelling of 52124250 in words is "fifty-two million, one hundred twenty-four thousand, two hundred fifty".