105926890 has 16 divisors (see below), whose sum is σ = 192172032. Its totient is φ = 42036624.

The previous prime is 105926839. The next prime is 105926921. The reversal of 105926890 is 98629501.

It is a super-2 number, since 2×105926890² = 22441012050144200, which contains 22 as substring.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 40434 + ... + 42973.

It is an arithmetic number, because the mean of its divisors is an integer number (12010752).

Almost surely, 2^105926890 is an apocalyptic number.

105926890 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

105926890 is a deficient number, since it is larger than the sum of its proper divisors (86245142).

105926890 is a wasteful number, since it uses less digits than its factorization.

105926890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83541.

The product of its (nonzero) digits is 38880, while the sum is 40.

The square root of 105926890 is about 10292.0789930898. The cubic root of 105926890 is about 473.1535183988.

The spelling of 105926890 in words is "one hundred five million, nine hundred twenty-six thousand, eight hundred ninety".