105861622 has 4 divisors (see below), whose sum is σ = 158792436. Its totient is φ = 52930810.

The previous prime is 105861619. The next prime is 105861643. The reversal of 105861622 is 226168501.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 226168501 = 13 ⋅17397577.

It is a super-2 number, since 2×105861622² = 22413366024941768, which contains 22 as substring.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26465404 + ... + 26465407.

It is an arithmetic number, because the mean of its divisors is an integer number (39698109).

Almost surely, 2^105861622 is an apocalyptic number.

105861622 is a deficient number, since it is larger than the sum of its proper divisors (52930814).

105861622 is an equidigital number, since it uses as much as digits as its factorization.

105861622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52930813.

The product of its (nonzero) digits is 5760, while the sum is 31.

The square root of 105861622 is about 10288.9077165654. The cubic root of 105861622 is about 473.0563188784.

The spelling of 105861622 in words is "one hundred five million, eight hundred sixty-one thousand, six hundred twenty-two".