126442606 has 16 divisors (see below), whose sum is σ = 204518160. Its totient is φ = 58432320.

The previous prime is 126442559. The next prime is 126442609. The reversal of 126442606 is 606244621.

It is a super-2 number, since 2×126442606² = 31975465224142472, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126442609) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39021 + ... + 42136.

It is an arithmetic number, because the mean of its divisors is an integer number (12782385).

Almost surely, 2^126442606 is an apocalyptic number.

126442606 is a deficient number, since it is larger than the sum of its proper divisors (78075554).

126442606 is a wasteful number, since it uses less digits than its factorization.

126442606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81219.

The product of its (nonzero) digits is 13824, while the sum is 31.

The square root of 126442606 is about 11244.6701152146. The cubic root of 126442606 is about 501.9161222377.

The spelling of 126442606 in words is "one hundred twenty-six million, four hundred forty-two thousand, six hundred six".