106979990 has 32 divisors (see below), whose sum is σ = 211800960. Its totient is φ = 38657664.

The previous prime is 106979989. The next prime is 106979993. The reversal of 106979990 is 99979601.

It is a super-2 number, since 2×106979990² = 22889436520800200, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (106979993) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 2645 + ... + 14864.

It is an arithmetic number, because the mean of its divisors is an integer number (6618780).

Almost surely, 2^106979990 is an apocalyptic number.

106979990 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

106979990 is a deficient number, since it is larger than the sum of its proper divisors (104820970).

106979990 is a wasteful number, since it uses less digits than its factorization.

106979990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17576.

The product of its (nonzero) digits is 275562, while the sum is 50.

The square root of 106979990 is about 10343.1131677073. The cubic root of 106979990 is about 474.7163440315.

The spelling of 106979990 in words is "one hundred six million, nine hundred seventy-nine thousand, nine hundred ninety".