5515775 has 24 divisors (see below), whose sum is σ = 7209360. Its totient is φ = 4181760.

The previous prime is 5515729. The next prime is 5515787. The reversal of 5515775 is 5775155.

5515775 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 5515775 - 2¹⁶ = 5450239 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 61931 + ... + 62019.

It is an arithmetic number, because the mean of its divisors is an integer number (300390).

Almost surely, 2^5515775 is an apocalyptic number.

5515775 is a deficient number, since it is larger than the sum of its proper divisors (1693585).

5515775 is a wasteful number, since it uses less digits than its factorization.

5515775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203 (or 198 counting only the distinct ones).

The product of its digits is 30625, while the sum is 35.

The square root of 5515775 is about 2348.5687130676. The cubic root of 5515775 is about 176.6860170253.

The spelling of 5515775 in words is "five million, five hundred fifteen thousand, seven hundred seventy-five".