5469661 has 4 divisors (see below), whose sum is σ = 5658300. Its totient is φ = 5281024.

The previous prime is 5469647. The next prime is 5469689. The reversal of 5469661 is 1669645.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1669645 = 5 ⋅333929.

It can be written as a sum of positive squares in 2 ways, for example, as 3308761 + 2160900 = 1819^2 + 1470^2 .

It is a cyclic number.

It is not a de Polignac number, because 5469661 - 2¹⁹ = 4945373 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5469661.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5469161) 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, 94276 + ... + 94333.

It is an arithmetic number, because the mean of its divisors is an integer number (1414575).

Almost surely, 2^5469661 is an apocalyptic number.

It is an amenable number.

5469661 is a deficient number, since it is larger than the sum of its proper divisors (188639).

5469661 is a wasteful number, since it uses less digits than its factorization.

5469661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 188638.

The product of its digits is 38880, while the sum is 37.

The square root of 5469661 is about 2338.7306386157. The cubic root of 5469661 is about 176.1922507514.

The spelling of 5469661 in words is "five million, four hundred sixty-nine thousand, six hundred sixty-one".