126200260 has 24 divisors (see below), whose sum is σ = 265328280. Its totient is φ = 50421504.

The previous prime is 126200189. The next prime is 126200317. The reversal of 126200260 is 62002621.

It can be written as a sum of positive squares in 4 ways, for example, as 47665216 + 78535044 = 6904^2 + 8862^2 .

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, 16776 + ... + 23104.

It is an arithmetic number, because the mean of its divisors is an integer number (11055345).

Almost surely, 2^126200260 is an apocalyptic number.

126200260 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

126200260 is an abundant number, since it is smaller than the sum of its proper divisors (139128020).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

126200260 is a wasteful number, since it uses less digits than its factorization.

126200260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7335 (or 7333 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 126200260 is about 11233.8889081208. Note that the first 3 decimals coincide. The cubic root of 126200260 is about 501.5952515985.

Adding to 126200260 its reverse (62002621), we get a palindrome (188202881).

The spelling of 126200260 in words is "one hundred twenty-six million, two hundred thousand, two hundred sixty".