53332250 has 16 divisors (see below), whose sum is σ = 99838440. Its totient is φ = 21332800.

The previous prime is 53332243. The next prime is 53332261. The reversal of 53332250 is 5223335.

53332250 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 25210441 + 28121809 = 5021^2 + 5303^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 106415 + ... + 106914.

Almost surely, 2^53332250 is an apocalyptic number.

53332250 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

53332250 is a deficient number, since it is larger than the sum of its proper divisors (46506190).

53332250 is a wasteful number, since it uses less digits than its factorization.

53332250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 213346 (or 213336 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 23.

The square root of 53332250 is about 7302.8932622626. The cubic root of 53332250 is about 376.4118628959.

Adding to 53332250 its reverse (5223335), we get a palindrome (58555585).

The spelling of 53332250 in words is "fifty-three million, three hundred thirty-two thousand, two hundred fifty".