2715261 has 4 divisors (see below), whose sum is σ = 3620352. Its totient is φ = 1810172.

The previous prime is 2715247. The next prime is 2715263. The reversal of 2715261 is 1625172.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2715261 - 2⁹ = 2714749 is a prime.

It is a D-number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2715263) 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, 452541 + ... + 452546.

It is an arithmetic number, because the mean of its divisors is an integer number (905088).

2^2715261 is an apocalyptic number.

It is an amenable number.

2715261 is a deficient number, since it is larger than the sum of its proper divisors (905091).

2715261 is an equidigital number, since it uses as much as digits as its factorization.

2715261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 905090.

The product of its digits is 840, while the sum is 24.

The square root of 2715261 is about 1647.8049035004. The cubic root of 2715261 is about 139.5095251779.

The spelling of 2715261 in words is "two million, seven hundred fifteen thousand, two hundred sixty-one".