2516158 has 4 divisors (see below), whose sum is σ = 3774240. Its totient is φ = 1258078.

The previous prime is 2516123. The next prime is 2516197. The reversal of 2516158 is 8516152.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 629038 + ... + 629041.

It is an arithmetic number, because the mean of its divisors is an integer number (943560).

2^2516158 is an apocalyptic number.

2516158 is a deficient number, since it is larger than the sum of its proper divisors (1258082).

2516158 is a wasteful number, since it uses less digits than its factorization.

2516158 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1258081.

The product of its digits is 2400, while the sum is 28.

The square root of 2516158 is about 1586.2402087956. The cubic root of 2516158 is about 136.0126502074.

The spelling of 2516158 in words is "two million, five hundred sixteen thousand, one hundred fifty-eight".