126716692 has 12 divisors (see below), whose sum is σ = 222724180. Its totient is φ = 63081216.

The previous prime is 126716671. The next prime is 126716767. The reversal of 126716692 is 296617621.

It can be written as a sum of positive squares in 2 ways, for example, as 72488196 + 54228496 = 8514^2 + 7364^2 .

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 68253 + ... + 70084.

Almost surely, 2^126716692 is an apocalyptic number.

It is an amenable number.

126716692 is a deficient number, since it is larger than the sum of its proper divisors (96007488).

126716692 is a wasteful number, since it uses less digits than its factorization.

126716692 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138570 (or 138568 counting only the distinct ones).

The product of its digits is 54432, while the sum is 40.

The square root of 126716692 is about 11256.8508917903. The cubic root of 126716692 is about 502.2785235550.

The spelling of 126716692 in words is "one hundred twenty-six million, seven hundred sixteen thousand, six hundred ninety-two".