5505545 has 4 divisors (see below), whose sum is σ = 6606660. Its totient is φ = 4404432.

The previous prime is 5505541. The next prime is 5505547. The reversal of 5505545 is 5455055.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 4096576 + 1408969 = 2024^2 + 1187^2 .

It is a cyclic number.

It is not a de Polignac number, because 5505545 - 2² = 5505541 is a prime.

It is a super-2 number, since 2×5505545² = 60622051494050, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5505541) 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, 550550 + ... + 550559.

It is an arithmetic number, because the mean of its divisors is an integer number (1651665).

Almost surely, 2^5505545 is an apocalyptic number.

It is an amenable number.

5505545 is a deficient number, since it is larger than the sum of its proper divisors (1101115).

5505545 is a wasteful number, since it uses less digits than its factorization.

5505545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1101114.

The product of its (nonzero) digits is 12500, while the sum is 29.

The square root of 5505545 is about 2346.3897800664. The cubic root of 5505545 is about 176.5767173922.

The spelling of 5505545 in words is "five million, five hundred five thousand, five hundred forty-five".