106649044 has 12 divisors (see below), whose sum is σ = 186732000. Its totient is φ = 53297048.

The previous prime is 106649027. The next prime is 106649047. The reversal of 106649044 is 440946601.

It is a super-2 number, since 2×106649044² = 22748037172227872, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (106649047) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3657 + ... + 15055.

It is an arithmetic number, because the mean of its divisors is an integer number (15561000).

Almost surely, 2^106649044 is an apocalyptic number.

It is an amenable number.

106649044 is a deficient number, since it is larger than the sum of its proper divisors (80082956).

106649044 is a wasteful number, since it uses less digits than its factorization.

106649044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13742 (or 13740 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 34.

The square root of 106649044 is about 10327.1024009642. The cubic root of 106649044 is about 474.2263216831.

It can be divided in two parts, 10664 and 9044, that multiplied together give a triangular number (96445216 = T₁₃₈₈₈).

The spelling of 106649044 in words is "one hundred six million, six hundred forty-nine thousand, forty-four".