105266642 has 16 divisors (see below), whose sum is σ = 170217600. Its totient is φ = 48535632.

The previous prime is 105266621. The next prime is 105266647. The reversal of 105266642 is 246662501.

It is a super-2 number, since 2×105266642² = 22162131835912328, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 105266599 and 105266608.

It is not an unprimeable number, because it can be changed into a prime (105266647) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42983 + ... + 45365.

It is an arithmetic number, because the mean of its divisors is an integer number (10638600).

Almost surely, 2^105266642 is an apocalyptic number.

105266642 is a deficient number, since it is larger than the sum of its proper divisors (64950958).

105266642 is a wasteful number, since it uses less digits than its factorization.

105266642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4097.

The product of its (nonzero) digits is 17280, while the sum is 32.

The square root of 105266642 is about 10259.9533137339. The cubic root of 105266642 is about 472.1684050277.

The spelling of 105266642 in words is "one hundred five million, two hundred sixty-six thousand, six hundred forty-two".