2516671 has 4 divisors (see below), whose sum is σ = 2520144. Its totient is φ = 2513200.

The previous prime is 2516669. The next prime is 2516681. The reversal of 2516671 is 1766152.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 2516671 - 2¹ = 2516669 is a prime.

It is a Duffinian number.

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2516681) 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, 190 + ... + 2251.

It is an arithmetic number, because the mean of its divisors is an integer number (630036).

2^2516671 is an apocalyptic number.

2516671 is a deficient number, since it is larger than the sum of its proper divisors (3473).

2516671 is a wasteful number, since it uses less digits than its factorization.

2516671 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3472.

The product of its digits is 2520, while the sum is 28.

The square root of 2516671 is about 1586.4019036801. The cubic root of 2516671 is about 136.0218931018.

The spelling of 2516671 in words is "two million, five hundred sixteen thousand, six hundred seventy-one".