2516217 has 8 divisors (see below), whose sum is σ = 3660000. Its totient is φ = 1524960.

The previous prime is 2516209. The next prime is 2516233. The reversal of 2516217 is 7126152.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2516217 - 2³ = 2516209 is a prime.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (2516257) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38092 + ... + 38157.

It is an arithmetic number, because the mean of its divisors is an integer number (457500).

2^2516217 is an apocalyptic number.

It is an amenable number.

2516217 is a deficient number, since it is larger than the sum of its proper divisors (1143783).

2516217 is a wasteful number, since it uses less digits than its factorization.

2516217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76263.

The product of its digits is 840, while the sum is 24.

The square root of 2516217 is about 1586.2588061221. The cubic root of 2516217 is about 136.0137132942.

The spelling of 2516217 in words is "two million, five hundred sixteen thousand, two hundred seventeen".