2498261 has 4 divisors (see below), whose sum is σ = 2545452. Its totient is φ = 2451072.

The previous prime is 2498239. The next prime is 2498273. The reversal of 2498261 is 1628942.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 624100 + 1874161 = 790^2 + 1369^2 .

It is a cyclic number.

It is not a de Polignac number, because 2498261 - 2¹⁴ = 2481877 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2498231) 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, 23516 + ... + 23621.

It is an arithmetic number, because the mean of its divisors is an integer number (636363).

2^2498261 is an apocalyptic number.

It is an amenable number.

2498261 is a deficient number, since it is larger than the sum of its proper divisors (47191).

2498261 is an equidigital number, since it uses as much as digits as its factorization.

2498261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47190.

The product of its digits is 6912, while the sum is 32.

The square root of 2498261 is about 1580.5888143347. The cubic root of 2498261 is about 135.6894043820.

The spelling of 2498261 in words is "two million, four hundred ninety-eight thousand, two hundred sixty-one".