126326949 has 24 divisors (see below), whose sum is σ = 207465408. Its totient is φ = 67939200.

The previous prime is 126326947. The next prime is 126326951. The reversal of 126326949 is 949623621.

It is an interprime number because it is at equal distance from previous prime (126326947) and next prime (126326951).

It is not a de Polignac number, because 126326949 - 2¹ = 126326947 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 126326949.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126326947) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 22777 + ... + 27774.

It is an arithmetic number, because the mean of its divisors is an integer number (8644392).

Almost surely, 2^126326949 is an apocalyptic number.

It is an amenable number.

126326949 is a deficient number, since it is larger than the sum of its proper divisors (81138459).

126326949 is a wasteful number, since it uses less digits than its factorization.

126326949 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50585 (or 50578 counting only the distinct ones).

The product of its digits is 139968, while the sum is 42.

The square root of 126326949 is about 11239.5261910812. The cubic root of 126326949 is about 501.7630413966.

The spelling of 126326949 in words is "one hundred twenty-six million, three hundred twenty-six thousand, nine hundred forty-nine".