5661477 has 12 divisors (see below), whose sum is σ = 8255520. Its totient is φ = 3738408.

The previous prime is 5661457. The next prime is 5661497. The reversal of 5661477 is 7741665.

5661477 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (5661457) and next prime (5661497).

It is not a de Polignac number, because 5661477 - 2¹⁴ = 5645093 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5661457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1977 + ... + 3902.

It is an arithmetic number, because the mean of its divisors is an integer number (687960).

Almost surely, 2^5661477 is an apocalyptic number.

It is an amenable number.

5661477 is a deficient number, since it is larger than the sum of its proper divisors (2594043).

5661477 is a wasteful number, since it uses less digits than its factorization.

5661477 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5992 (or 5989 counting only the distinct ones).

The product of its digits is 35280, while the sum is 36.

The square root of 5661477 is about 2379.3858451289. The cubic root of 5661477 is about 178.2282662519.

The spelling of 5661477 in words is "five million, six hundred sixty-one thousand, four hundred seventy-seven".