126651344 has 40 divisors (see below), whose sum is σ = 251481672. Its totient is φ = 61767680.

The previous prime is 126651331. The next prime is 126651353. The reversal of 126651344 is 443156621.

It can be written as a sum of positive squares in 4 ways, for example, as 38291344 + 88360000 = 6188^2 + 9400^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 126651344.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 197264 + ... + 197904.

Almost surely, 2^126651344 is an apocalyptic number.

It is an amenable number.

126651344 is a deficient number, since it is larger than the sum of its proper divisors (124830328).

126651344 is a wasteful number, since it uses less digits than its factorization.

126651344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 935 (or 929 counting only the distinct ones).

The product of its digits is 17280, while the sum is 32.

The square root of 126651344 is about 11253.9479295046. The cubic root of 126651344 is about 502.1921667635.

The spelling of 126651344 in words is "one hundred twenty-six million, six hundred fifty-one thousand, three hundred forty-four".