5205261 has 8 divisors (see below), whose sum is σ = 6954304. Its totient is φ = 3463200.

The previous prime is 5205253. The next prime is 5205269. The reversal of 5205261 is 1625025.

It is an interprime number because it is at equal distance from previous prime (5205253) and next prime (5205269).

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

It is not a de Polignac number, because 5205261 - 2³ = 5205253 is a prime.

It is a Duffinian number.

It is a Curzon number.

5205261 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5205269) 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, 360 + ... + 3246.

It is an arithmetic number, because the mean of its divisors is an integer number (869288).

Almost surely, 2^5205261 is an apocalyptic number.

It is an amenable number.

5205261 is a deficient number, since it is larger than the sum of its proper divisors (1749043).

5205261 is a wasteful number, since it uses less digits than its factorization.

5205261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3491.

The product of its (nonzero) digits is 600, while the sum is 21.

The square root of 5205261 is about 2281.5041091350. The cubic root of 5205261 is about 173.3062280923.

The spelling of 5205261 in words is "five million, two hundred five thousand, two hundred sixty-one".