126235644 has 12 divisors (see below), whose sum is σ = 294549864. Its totient is φ = 42078544.

The previous prime is 126235643. The next prime is 126235649. The reversal of 126235644 is 446532621.

It is a tau number, because it is divible by the number of its divisors (12).

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126235643) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5259807 + ... + 5259830.

It is an arithmetic number, because the mean of its divisors is an integer number (24545822).

Almost surely, 2^126235644 is an apocalyptic number.

It is an amenable number.

126235644 is an abundant number, since it is smaller than the sum of its proper divisors (168314220).

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

126235644 is a wasteful number, since it uses less digits than its factorization.

126235644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10519644 (or 10519642 counting only the distinct ones).

The product of its digits is 34560, while the sum is 33.

The square root of 126235644 is about 11235.4636753451. The cubic root of 126235644 is about 501.6421262718.

The spelling of 126235644 in words is "one hundred twenty-six million, two hundred thirty-five thousand, six hundred forty-four".