105026644 has 6 divisors (see below), whose sum is σ = 183796634. Its totient is φ = 52513320.

The previous prime is 105026617. The next prime is 105026657. The reversal of 105026644 is 446620501.

It can be written as a sum of positive squares in only one way, i.e., 88134544 + 16892100 = 9388^2 + 4110^2 .

It is a super-2 number, since 2×105026644² = 22061191899805472, which contains 22 as substring.

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, 13128327 + ... + 13128334.

Almost surely, 2^105026644 is an apocalyptic number.

It is an amenable number.

105026644 is a deficient number, since it is larger than the sum of its proper divisors (78769990).

105026644 is a wasteful number, since it uses less digits than its factorization.

105026644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26256665 (or 26256663 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 105026644 is about 10248.2507775718. The cubic root of 105026644 is about 471.8092988595.

The spelling of 105026644 in words is "one hundred five million, twenty-six thousand, six hundred forty-four".