126059640 has 256 divisors, whose sum is σ = 460062720. Its totient is φ = 27025920.

The previous prime is 126059639. The next prime is 126059663. The reversal of 126059640 is 46950621.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1223829 + ... + 1223931.

It is an arithmetic number, because the mean of its divisors is an integer number (1797120).

Almost surely, 2^126059640 is an apocalyptic number.

126059640 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 126059640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (230031360).

126059640 is an abundant number, since it is smaller than the sum of its proper divisors (334003080).

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

126059640 is a wasteful number, since it uses less digits than its factorization.

126059640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202 (or 198 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 33.

The square root of 126059640 is about 11227.6284227792. The cubic root of 126059640 is about 501.4088797205.

The spelling of 126059640 in words is "one hundred twenty-six million, fifty-nine thousand, six hundred forty".