126031650 has 48 divisors (see below), whose sum is σ = 314712000. Its totient is φ = 33376960.

The previous prime is 126031639. The next prime is 126031669. The reversal of 126031650 is 56130621.

It is a self number, because there is not a number n which added to its sum of digits gives 126031650.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 19531 + ... + 25169.

It is an arithmetic number, because the mean of its divisors is an integer number (6556500).

Almost surely, 2^126031650 is an apocalyptic number.

126031650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 126031650, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (157356000).

126031650 is an abundant number, since it is smaller than the sum of its proper divisors (188680350).

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

126031650 is a wasteful number, since it uses less digits than its factorization.

126031650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5803 (or 5798 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 24.

The square root of 126031650 is about 11226.3818748518. The cubic root of 126031650 is about 501.3717664054.

Subtracting from 126031650 its sum of digits (24), we obtain a triangular number (126031626 = T₁₅₈₇₆).

The spelling of 126031650 in words is "one hundred twenty-six million, thirty-one thousand, six hundred fifty".