53106250 has 48 divisors (see below), whose sum is σ = 103352760. Its totient is φ = 20440000.

The previous prime is 53106199. The next prime is 53106281. The reversal of 53106250 is 5260135.

It is a happy number.

It can be written as a sum of positive squares in 12 ways, for example, as 10452289 + 42653961 = 3233^2 + 6531^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 181104 + ... + 181396.

Almost surely, 2^53106250 is an apocalyptic number.

53106250 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

53106250 is a deficient number, since it is larger than the sum of its proper divisors (50246510).

53106250 is an equidigital number, since it uses as much as digits as its factorization.

53106250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 349 (or 329 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 22.

The square root of 53106250 is about 7287.4035156563. The cubic root of 53106250 is about 375.8794175355.

Adding to 53106250 its reverse (5260135), we get a palindrome (58366385).

The spelling of 53106250 in words is "fifty-three million, one hundred six thousand, two hundred fifty".