105345644 has 12 divisors (see below), whose sum is σ = 184851744. Its totient is φ = 52530864.

The previous prime is 105345637. The next prime is 105345677. The reversal of 105345644 is 446543501.

It is a super-2 number, since 2×105345644² = 22195409419549472, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 105345644.

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, 33812 + ... + 36795.

It is an arithmetic number, because the mean of its divisors is an integer number (15404312).

Almost surely, 2^105345644 is an apocalyptic number.

It is an amenable number.

105345644 is a deficient number, since it is larger than the sum of its proper divisors (79506100).

105345644 is a wasteful number, since it uses less digits than its factorization.

105345644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70984 (or 70982 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 32.

The square root of 105345644 is about 10263.8026091698. The cubic root of 105345644 is about 472.2864953674.

The spelling of 105345644 in words is "one hundred five million, three hundred forty-five thousand, six hundred forty-four".