4955561 has 8 divisors (see below), whose sum is σ = 5617920. Its totient is φ = 4333392.

The previous prime is 4955537. The next prime is 4955563. The reversal of 4955561 is 1655594.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4955561 - 2⁶ = 4955497 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (4955563) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9785 + ... + 10278.

It is an arithmetic number, because the mean of its divisors is an integer number (702240).

Almost surely, 2^4955561 is an apocalyptic number.

It is an amenable number.

4955561 is a deficient number, since it is larger than the sum of its proper divisors (662359).

4955561 is a wasteful number, since it uses less digits than its factorization.

4955561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20095.

The product of its digits is 27000, while the sum is 35.

The square root of 4955561 is about 2226.1089371367. The cubic root of 4955561 is about 170.4894888932.

The spelling of 4955561 in words is "four million, nine hundred fifty-five thousand, five hundred sixty-one".