126532600 has 48 divisors (see below), whose sum is σ = 302157000. Its totient is φ = 49242240.

The previous prime is 126532589. The next prime is 126532619. The reversal of 126532600 is 6235621.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1150 + ... + 15949.

Almost surely, 2^126532600 is an apocalyptic number.

126532600 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 126532600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (151078500).

126532600 is an abundant number, since it is smaller than the sum of its proper divisors (175624400).

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

126532600 is a wasteful number, since it uses less digits than its factorization.

126532600 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17152 (or 17143 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 126532600 is about 11248.6710326154. The cubic root of 126532600 is about 502.0351715806.

The spelling of 126532600 in words is "one hundred twenty-six million, five hundred thirty-two thousand, six hundred".