126766629 has 24 divisors (see below), whose sum is σ = 204632064. Its totient is φ = 74952000.

The previous prime is 126766621. The next prime is 126766643. The reversal of 126766629 is 926667621.

It is not a de Polignac number, because 126766629 - 2³ = 126766621 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126766621) 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, 11557 + ... + 19674.

It is an arithmetic number, because the mean of its divisors is an integer number (8526336).

Almost surely, 2^126766629 is an apocalyptic number.

It is an amenable number.

126766629 is a deficient number, since it is larger than the sum of its proper divisors (77865435).

126766629 is a wasteful number, since it uses less digits than its factorization.

126766629 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31289 (or 31286 counting only the distinct ones).

The product of its digits is 326592, while the sum is 45.

The square root of 126766629 is about 11259.0687447941. The cubic root of 126766629 is about 502.3444948387.

It can be divided in two parts, 1267 and 66629, that added together give a triangular number (67896 = T₃₆₈).

The spelling of 126766629 in words is "one hundred twenty-six million, seven hundred sixty-six thousand, six hundred twenty-nine".