106731938 has 16 divisors (see below), whose sum is σ = 166459104. Its totient is φ = 51284640.

The previous prime is 106731931. The next prime is 106731959. The reversal of 106731938 is 839137601.

It is a super-2 number, since 2×106731938² = 22783413178471688, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (106731931) 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, 4220 + ... + 15207.

It is an arithmetic number, because the mean of its divisors is an integer number (10403694).

Almost surely, 2^106731938 is an apocalyptic number.

106731938 is a deficient number, since it is larger than the sum of its proper divisors (59727166).

106731938 is a wasteful number, since it uses less digits than its factorization.

106731938 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19537.

The product of its (nonzero) digits is 27216, while the sum is 38.

The square root of 106731938 is about 10331.1150414658. The cubic root of 106731938 is about 474.3491555277.

The spelling of 106731938 in words is "one hundred six million, seven hundred thirty-one thousand, nine hundred thirty-eight".