126306516 has 36 divisors (see below), whose sum is σ = 342833568. Its totient is φ = 36087408.

The previous prime is 126306511. The next prime is 126306559. The reversal of 126306516 is 615603621.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126306511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 106816 + ... + 107991.

Almost surely, 2^126306516 is an apocalyptic number.

It is an amenable number.

126306516 is an abundant number, since it is smaller than the sum of its proper divisors (216527052).

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

126306516 is a wasteful number, since it uses less digits than its factorization.

126306516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 214828 (or 214819 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 30.

The square root of 126306516 is about 11238.6171747239. The cubic root of 126306516 is about 501.7359870557.

The spelling of 126306516 in words is "one hundred twenty-six million, three hundred six thousand, five hundred sixteen".