6944661 has 6 divisors (see below), whose sum is σ = 10031190. Its totient is φ = 4629768.

The previous prime is 6944657. The next prime is 6944669. The reversal of 6944661 is 1664496.

It can be written as a sum of positive squares in only one way, i.e., 6922161 + 22500 = 2631^2 + 150^2 .

It is not a de Polignac number, because 6944661 - 2² = 6944657 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6944669) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 385806 + ... + 385823.

It is an arithmetic number, because the mean of its divisors is an integer number (1671865).

Almost surely, 2^6944661 is an apocalyptic number.

It is an amenable number.

6944661 is a deficient number, since it is larger than the sum of its proper divisors (3086529).

6944661 is a wasteful number, since it uses less digits than its factorization.

6944661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 771635 (or 771632 counting only the distinct ones).

The product of its digits is 31104, while the sum is 36.

The square root of 6944661 is about 2635.2724716811. The cubic root of 6944661 is about 190.7876902254.

The spelling of 6944661 in words is "six million, nine hundred forty-four thousand, six hundred sixty-one".