126644304 has 80 divisors (see below), whose sum is σ = 334514304. Its totient is φ = 41280000.

The previous prime is 126644261. The next prime is 126644311. The reversal of 126644304 is 403446621.

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 15 ways as a sum of consecutive naturals, for example, 731962 + ... + 732134.

Almost surely, 2^126644304 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 126644304, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (167257152).

126644304 is an abundant number, since it is smaller than the sum of its proper divisors (207870000).

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

126644304 is a wasteful number, since it uses less digits than its factorization.

126644304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 436 (or 430 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 30.

The square root of 126644304 is about 11253.6351460317. The cubic root of 126644304 is about 502.1828616949.

The spelling of 126644304 in words is "one hundred twenty-six million, six hundred forty-four thousand, three hundred four".