126126606 has 8 divisors (see below), whose sum is σ = 252253224. Its totient is φ = 42042200.

The previous prime is 126126529. The next prime is 126126613. The reversal of 126126606 is 606621621.

It is a sphenic number, since it is the product of 3 distinct primes.

126126606 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10510545 + ... + 10510556.

It is an arithmetic number, because the mean of its divisors is an integer number (31531653).

Almost surely, 2^126126606 is an apocalyptic number.

126126606 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

126126606 is a wasteful number, since it uses less digits than its factorization.

126126606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21021106.

The product of its (nonzero) digits is 5184, while the sum is 30.

The square root of 126126606 is about 11230.6102238480. The cubic root of 126126606 is about 501.4976509378.

The spelling of 126126606 in words is "one hundred twenty-six million, one hundred twenty-six thousand, six hundred six".