126720334 has 8 divisors (see below), whose sum is σ = 204702120. Its totient is φ = 58486296.

The previous prime is 126720313. The next prime is 126720359. The reversal of 126720334 is 433027621.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2436904 + ... + 2436955.

It is an arithmetic number, because the mean of its divisors is an integer number (25587765).

Almost surely, 2^126720334 is an apocalyptic number.

126720334 is a deficient number, since it is larger than the sum of its proper divisors (77981786).

126720334 is a wasteful number, since it uses less digits than its factorization.

126720334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4873874.

The product of its (nonzero) digits is 6048, while the sum is 28.

The square root of 126720334 is about 11257.0126587830. The cubic root of 126720334 is about 502.2833355516.

Adding to 126720334 its reverse (433027621), we get a palindrome (559747955).

The spelling of 126720334 in words is "one hundred twenty-six million, seven hundred twenty thousand, three hundred thirty-four".