2516556 has 24 divisors (see below), whose sum is σ = 6711040. Its totient is φ = 718992.

The previous prime is 2516543. The next prime is 2516567. The reversal of 2516556 is 6556152.

It is a super-2 number, since 2×2516556² = 12666108202272, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14896 + ... + 15063.

2^2516556 is an apocalyptic number.

It is an amenable number.

2516556 is an abundant number, since it is smaller than the sum of its proper divisors (4194484).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2516556 is a wasteful number, since it uses less digits than its factorization.

2516556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29973 (or 29971 counting only the distinct ones).

The product of its digits is 9000, while the sum is 30.

The square root of 2516556 is about 1586.3656577221. The cubic root of 2516556 is about 136.0198212171.

The spelling of 2516556 in words is "two million, five hundred sixteen thousand, five hundred fifty-six".