2516841 has 6 divisors (see below), whose sum is σ = 3635450. Its totient is φ = 1677888.

The previous prime is 2516837. The next prime is 2516863. The reversal of 2516841 is 1486152.

It can be written as a sum of positive squares in only one way, i.e., 1679616 + 837225 = 1296^2 + 915^2 .

It is not a de Polignac number, because 2516841 - 2² = 2516837 is a prime.

It is a Duffinian number.

2516841 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (2512841) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 139816 + ... + 139833.

2^2516841 is an apocalyptic number.

It is an amenable number.

2516841 is a deficient number, since it is larger than the sum of its proper divisors (1118609).

2516841 is a wasteful number, since it uses less digits than its factorization.

2516841 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 279655 (or 279652 counting only the distinct ones).

The product of its digits is 1920, while the sum is 27.

The square root of 2516841 is about 1586.4554831447. The cubic root of 2516841 is about 136.0249557722.

The spelling of 2516841 in words is "two million, five hundred sixteen thousand, eight hundred forty-one".