106446644 has 6 divisors (see below), whose sum is σ = 186281634. Its totient is φ = 53223320.

The previous prime is 106446611. The next prime is 106446667. The reversal of 106446644 is 446644601.

It can be written as a sum of positive squares in only one way, i.e., 106296100 + 150544 = 10310^2 + 388^2 .

It is a super-2 number, since 2×106446644² = 22661776037725472, 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, 13305827 + ... + 13305834.

It is an arithmetic number, because the mean of its divisors is an integer number (31046939).

Almost surely, 2^106446644 is an apocalyptic number.

It is an amenable number.

106446644 is a deficient number, since it is larger than the sum of its proper divisors (79834990).

106446644 is a wasteful number, since it uses less digits than its factorization.

106446644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26611665 (or 26611663 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 35.

The square root of 106446644 is about 10317.2982897656. The cubic root of 106446644 is about 473.9261339910.

The spelling of 106446644 in words is "one hundred six million, four hundred forty-six thousand, six hundred forty-four".