105944990 has 8 divisors (see below), whose sum is σ = 190701000. Its totient is φ = 42377992.

The previous prime is 105944987. The next prime is 105945017. The reversal of 105944990 is 99449501.

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 2×105944990² = 22448681812200200, which contains 22 as substring.

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, 5297240 + ... + 5297259.

It is an arithmetic number, because the mean of its divisors is an integer number (23837625).

Almost surely, 2^105944990 is an apocalyptic number.

105944990 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

105944990 is a deficient number, since it is larger than the sum of its proper divisors (84756010).

105944990 is a wasteful number, since it uses less digits than its factorization.

105944990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10594506.

The product of its (nonzero) digits is 58320, while the sum is 41.

The square root of 105944990 is about 10292.9582725279. The cubic root of 105944990 is about 473.1804665166.

The spelling of 105944990 in words is "one hundred five million, nine hundred forty-four thousand, nine hundred ninety".