126106644 has 36 divisors (see below), whose sum is σ = 297236576. Its totient is φ = 41612928.

The previous prime is 126106633. The next prime is 126106679. The reversal of 126106644 is 446601621.

It is a Smith number, since the sum of its digits (30) coincides with the sum of the digits of its 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 (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 152817 + ... + 153639.

Almost surely, 2^126106644 is an apocalyptic number.

It is an amenable number.

126106644 is an abundant number, since it is smaller than the sum of its proper divisors (171129932).

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

126106644 is a wasteful number, since it uses less digits than its factorization.

126106644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1056 (or 941 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 30.

The square root of 126106644 is about 11229.7214569196. The cubic root of 126106644 is about 501.4711922742.

The spelling of 126106644 in words is "one hundred twenty-six million, one hundred six thousand, six hundred forty-four".