126906916 has 12 divisors (see below), whose sum is σ = 231743232. Its totient is φ = 60694568.

The previous prime is 126906881. The next prime is 126906959. The reversal of 126906916 is 619609621.

It is a super-2 number, since 2×126906916² = 32210730657262112, which contains 22 as substring.

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 3 ways as a sum of consecutive naturals, for example, 689620 + ... + 689803.

It is an arithmetic number, because the mean of its divisors is an integer number (19311936).

Almost surely, 2^126906916 is an apocalyptic number.

It is an amenable number.

126906916 is a deficient number, since it is larger than the sum of its proper divisors (104836316).

126906916 is a wasteful number, since it uses less digits than its factorization.

126906916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1379450 (or 1379448 counting only the distinct ones).

The product of its (nonzero) digits is 34992, while the sum is 40.

The square root of 126906916 is about 11265.2969778874. The cubic root of 126906916 is about 502.5297339732.

The spelling of 126906916 in words is "one hundred twenty-six million, nine hundred six thousand, nine hundred sixteen".