105421926 has 16 divisors (see below), whose sum is σ = 220011264. Its totient is φ = 33612744.

The previous prime is 105421867. The next prime is 105421951. The reversal of 105421926 is 629124501.

It is a super-2 number, since 2×105421926² = 22227564963098952, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 105421893 and 105421902.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 381826 + ... + 382101.

It is an arithmetic number, because the mean of its divisors is an integer number (13750704).

Almost surely, 2^105421926 is an apocalyptic number.

105421926 is an abundant number, since it is smaller than the sum of its proper divisors (114589338).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

105421926 is a wasteful number, since it uses less digits than its factorization.

105421926 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 763955.

The product of its (nonzero) digits is 4320, while the sum is 30.

The square root of 105421926 is about 10267.5180058279. The cubic root of 105421926 is about 472.4004639022.

The spelling of 105421926 in words is "one hundred five million, four hundred twenty-one thousand, nine hundred twenty-six".