126881992 has 32 divisors (see below), whose sum is σ = 245868480. Its totient is φ = 61346880.

The previous prime is 126881969. The next prime is 126882023. The reversal of 126881992 is 299188621.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33642 + ... + 37222.

It is an arithmetic number, because the mean of its divisors is an integer number (7683390).

Almost surely, 2^126881992 is an apocalyptic number.

It is an amenable number.

126881992 is a deficient number, since it is larger than the sum of its proper divisors (118986488).

126881992 is a wasteful number, since it uses less digits than its factorization.

126881992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3733 (or 3729 counting only the distinct ones).

The product of its digits is 124416, while the sum is 46.

The square root of 126881992 is about 11264.1906944085. The cubic root of 126881992 is about 502.4968335568.

The spelling of 126881992 in words is "one hundred twenty-six million, eight hundred eighty-one thousand, nine hundred ninety-two".