52123250 has 16 divisors (see below), whose sum is σ = 97575192. Its totient is φ = 20849200.

The previous prime is 52123249. The next prime is 52123273. The reversal of 52123250 is 5232125.

It can be written as a sum of positive squares in 4 ways, for example, as 2660161 + 49463089 = 1631^2 + 7033^2 .

It is an alternating number because its digits alternate between odd and even.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 103997 + ... + 104496.

Almost surely, 2^52123250 is an apocalyptic number.

52123250 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

52123250 is a deficient number, since it is larger than the sum of its proper divisors (45451942).

52123250 is a wasteful number, since it uses less digits than its factorization.

52123250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 208510 (or 208500 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 20.

The square root of 52123250 is about 7219.6433429914. The cubic root of 52123250 is about 373.5457753119.

Adding to 52123250 its reverse (5232125), we get a palindrome (57355375).

The spelling of 52123250 in words is "fifty-two million, one hundred twenty-three thousand, two hundred fifty".