126335660 has 48 divisors (see below), whose sum is σ = 291416832. Its totient is φ = 45624000.

The previous prime is 126335659. The next prime is 126335681. The reversal of 126335660 is 66533621.

It is a Smith number, since the sum of its digits (32) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31319 + ... + 35121.

It is an arithmetic number, because the mean of its divisors is an integer number (6071184).

Almost surely, 2^126335660 is an apocalyptic number.

126335660 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 126335660, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (145708416).

126335660 is an abundant number, since it is smaller than the sum of its proper divisors (165081172).

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

126335660 is a wasteful number, since it uses less digits than its factorization.

126335660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3974 (or 3972 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 32.

The square root of 126335660 is about 11239.9137007363. The cubic root of 126335660 is about 501.7745743208.

The spelling of 126335660 in words is "one hundred twenty-six million, three hundred thirty-five thousand, six hundred sixty".