53133250 has 32 divisors (see below), whose sum is σ = 99949824. Its totient is φ = 21150000.

The previous prime is 53133229. The next prime is 53133259. The reversal of 53133250 is 5233135.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (53133259) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 70375 + ... + 71125.

It is an arithmetic number, because the mean of its divisors is an integer number (3123432).

Almost surely, 2^53133250 is an apocalyptic number.

53133250 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

53133250 is a deficient number, since it is larger than the sum of its proper divisors (46816574).

53133250 is a wasteful number, since it uses less digits than its factorization.

53133250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1051 (or 1041 counting only the distinct ones).

The product of its (nonzero) digits is 1350, while the sum is 22.

The square root of 53133250 is about 7289.2557919173. The cubic root of 53133250 is about 375.9431076211.

Adding to 53133250 its reverse (5233135), we get a palindrome (58366385).

The spelling of 53133250 in words is "fifty-three million, one hundred thirty-three thousand, two hundred fifty".