126722246 has 16 divisors (see below), whose sum is σ = 221861376. Its totient is φ = 53153736.

The previous prime is 126722243. The next prime is 126722261. The reversal of 126722246 is 642227621.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126722243) by changing a digit.

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, 95636 + ... + 96951.

It is an arithmetic number, because the mean of its divisors is an integer number (13866336).

Almost surely, 2^126722246 is an apocalyptic number.

126722246 is a deficient number, since it is larger than the sum of its proper divisors (95139130).

126722246 is a wasteful number, since it uses less digits than its factorization.

126722246 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 192643.

The product of its digits is 16128, while the sum is 32.

The square root of 126722246 is about 11257.0975833027. The cubic root of 126722246 is about 502.2858617468.

Adding to 126722246 its reverse (642227621), we get a palindrome (768949867).

The spelling of 126722246 in words is "one hundred twenty-six million, seven hundred twenty-two thousand, two hundred forty-six".