5505945 has 16 divisors (see below), whose sum is σ = 8838720. Its totient is φ = 2926784.

The previous prime is 5505923. The next prime is 5505949. The reversal of 5505945 is 5495055.

It is a cyclic number.

It is not a de Polignac number, because 5505945 - 2⁶ = 5505881 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5505949) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8026 + ... + 8684.

It is an arithmetic number, because the mean of its divisors is an integer number (552420).

Almost surely, 2^5505945 is an apocalyptic number.

It is an amenable number.

5505945 is a deficient number, since it is larger than the sum of its proper divisors (3332775).

5505945 is a wasteful number, since it uses less digits than its factorization.

5505945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1224.

The product of its (nonzero) digits is 22500, while the sum is 33.

The square root of 5505945 is about 2346.4750158482. The cubic root of 5505945 is about 176.5809936250.

The spelling of 5505945 in words is "five million, five hundred five thousand, nine hundred forty-five".