126331500 has 48 divisors (see below), whose sum is σ = 367881696. Its totient is φ = 33688000.

The previous prime is 126331493. The next prime is 126331501. The reversal of 126331500 is 5133621.

It is not an unprimeable number, because it can be changed into a prime (126331501) 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, 40611 + ... + 43610.

It is an arithmetic number, because the mean of its divisors is an integer number (7664202).

Almost surely, 2^126331500 is an apocalyptic number.

126331500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

126331500 is an abundant number, since it is smaller than the sum of its proper divisors (241550196).

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

126331500 is a wasteful number, since it uses less digits than its factorization.

126331500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84243 (or 84231 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 21.

The square root of 126331500 is about 11239.7286444113. The cubic root of 126331500 is about 501.7690667570.

The spelling of 126331500 in words is "one hundred twenty-six million, three hundred thirty-one thousand, five hundred".