5261555 has 16 divisors (see below), whose sum is σ = 6916224. Its totient is φ = 3818880.

The previous prime is 5261527. The next prime is 5261563. The reversal of 5261555 is 5551625.

5261555 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a de Polignac number, because none of the positive numbers 2^k-5261555 is a prime.

It is a super-2 number, since 2×5261555² = 55367922036050, which contains 22 as substring.

It is a Smith number, since the sum of its digits (29) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3302 + ... + 4628.

It is an arithmetic number, because the mean of its divisors is an integer number (432264).

Almost surely, 2^5261555 is an apocalyptic number.

5261555 is a deficient number, since it is larger than the sum of its proper divisors (1654669).

5261555 is a wasteful number, since it uses less digits than its factorization.

5261555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1406.

The product of its digits is 7500, while the sum is 29.

The square root of 5261555 is about 2293.8079692947. The cubic root of 5261555 is about 173.9287482964.

The spelling of 5261555 in words is "five million, two hundred sixty-one thousand, five hundred fifty-five".