126938 has 8 divisors (see below), whose sum is σ = 217632. Its totient is φ = 54396.

The previous prime is 126923. The next prime is 126943. The reversal of 126938 is 839621.

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

It is a super-2 number, since 2×126938² = 32226511688, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 126938.

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 3 ways as a sum of consecutive naturals, for example, 4520 + ... + 4547.

It is an arithmetic number, because the mean of its divisors is an integer number (27204).

2¹²⁶⁹³⁸ is an apocalyptic number.

126938 is a deficient number, since it is larger than the sum of its proper divisors (90694).

126938 is an equidigital number, since it uses as much as digits as its factorization.

126938 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9076.

The product of its digits is 2592, while the sum is 29.

The square root of 126938 is about 356.2835949072. The cubic root of 126938 is about 50.2570759736.

The spelling of 126938 in words is "one hundred twenty-six thousand, nine hundred thirty-eight".