106709990 has 8 divisors (see below), whose sum is σ = 192078000. Its totient is φ = 42683992.

The previous prime is 106709989. The next prime is 106710011. The reversal of 106709990 is 99907601.

It is a happy number.

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

It is a super-2 number, since 2×106709990² = 22774043931600200, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5335490 + ... + 5335509.

It is an arithmetic number, because the mean of its divisors is an integer number (24009750).

Almost surely, 2^106709990 is an apocalyptic number.

106709990 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

106709990 is a deficient number, since it is larger than the sum of its proper divisors (85368010).

106709990 is a wasteful number, since it uses less digits than its factorization.

106709990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10671006.

The product of its (nonzero) digits is 30618, while the sum is 41.

The square root of 106709990 is about 10330.0527588198. The cubic root of 106709990 is about 474.3166387722.

The spelling of 106709990 in words is "one hundred six million, seven hundred nine thousand, nine hundred ninety".