3016261 has 4 divisors (see below), whose sum is σ = 3120300. Its totient is φ = 2912224.

The previous prime is 3016249. The next prime is 3016291. The reversal of 3016261 is 1626103.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1626103 = 131 ⋅12413.

It can be written as a sum of positive squares in 2 ways, for example, as 748225 + 2268036 = 865^2 + 1506^2 .

It is a cyclic number.

It is not a de Polignac number, because 3016261 - 2⁵ = 3016229 is a prime.

It is a Duffinian number.

3016261 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3016201) 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, 51976 + ... + 52033.

It is an arithmetic number, because the mean of its divisors is an integer number (780075).

Almost surely, 2^3016261 is an apocalyptic number.

It is an amenable number.

3016261 is a deficient number, since it is larger than the sum of its proper divisors (104039).

3016261 is a wasteful number, since it uses less digits than its factorization.

3016261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104038.

The product of its (nonzero) digits is 216, while the sum is 19.

The square root of 3016261 is about 1736.7386101541. The cubic root of 3016261 is about 144.4850700762.

The spelling of 3016261 in words is "three million, sixteen thousand, two hundred sixty-one".