105677644 has 12 divisors (see below), whose sum is σ = 195814584. Its totient is φ = 49730624.

The previous prime is 105677641. The next prime is 105677651. The reversal of 105677644 is 446776501.

It is a super-2 number, since 2×105677644² = 22335528882781472, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 105677597 and 105677606.

It is not an unprimeable number, because it can be changed into a prime (105677641) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 776974 + ... + 777109.

It is an arithmetic number, because the mean of its divisors is an integer number (16317882).

Almost surely, 2^105677644 is an apocalyptic number.

It is an amenable number.

105677644 is a deficient number, since it is larger than the sum of its proper divisors (90136940).

105677644 is a wasteful number, since it uses less digits than its factorization.

105677644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1554104 (or 1554102 counting only the distinct ones).

The product of its (nonzero) digits is 141120, while the sum is 40.

The square root of 105677644 is about 10279.9632295062. The cubic root of 105677644 is about 472.7821168259.

The spelling of 105677644 in words is "one hundred five million, six hundred seventy-seven thousand, six hundred forty-four".