126255700 has 18 divisors (see below), whose sum is σ = 273975086. Its totient is φ = 50502240.

The previous prime is 126255673. The next prime is 126255721. The reversal of 126255700 is 7552621.

It can be written as a sum of positive squares in 3 ways, for example, as 22297284 + 103958416 = 4722^2 + 10196^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 631179 + ... + 631378.

Almost surely, 2^126255700 is an apocalyptic number.

126255700 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

126255700 is an abundant number, since it is smaller than the sum of its proper divisors (147719386).

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

126255700 is a wasteful number, since it uses less digits than its factorization.

126255700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1262571 (or 1262564 counting only the distinct ones).

The product of its (nonzero) digits is 4200, while the sum is 28.

The square root of 126255700 is about 11236.3561709301. The cubic root of 126255700 is about 501.6686914093.

The spelling of 126255700 in words is "one hundred twenty-six million, two hundred fifty-five thousand, seven hundred".