126806632 has 8 divisors (see below), whose sum is σ = 237762450. Its totient is φ = 63403312.

The previous prime is 126806623. The next prime is 126806633. The reversal of 126806632 is 236608621.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 107039716 + 19766916 = 10346^2 + 4446^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (126806633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7925407 + ... + 7925422.

Almost surely, 2^126806632 is an apocalyptic number.

It is an amenable number.

126806632 is a deficient number, since it is larger than the sum of its proper divisors (110955818).

126806632 is a wasteful number, since it uses less digits than its factorization.

126806632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15850835 (or 15850831 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 34.

The square root of 126806632 is about 11260.8450837404. The cubic root of 126806632 is about 502.3973299147.

The spelling of 126806632 in words is "one hundred twenty-six million, eight hundred six thousand, six hundred thirty-two".