52660250 has 32 divisors (see below), whose sum is σ = 101262096. Its totient is φ = 20491200.

The previous prime is 52660249. The next prime is 52660253. The reversal of 52660250 is 5206625.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 1951609 + 50708641 = 1397^2 + 7121^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52660253) 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, 6404 + ... + 12096.

Almost surely, 2^52660250 is an apocalyptic number.

52660250 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

52660250 is a deficient number, since it is larger than the sum of its proper divisors (48601846).

52660250 is a wasteful number, since it uses less digits than its factorization.

52660250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5747 (or 5737 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 52660250 is about 7256.7382480010. The cubic root of 52660250 is about 374.8242139072.

Adding to 52660250 its reverse (5206625), we get a palindrome (57866875).

The spelling of 52660250 in words is "fifty-two million, six hundred sixty thousand, two hundred fifty".