2572217 has 8 divisors (see below), whose sum is σ = 2698080. Its totient is φ = 2449440.

The previous prime is 2572211. The next prime is 2572231. The reversal of 2572217 is 7122752.

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

It is a cyclic number.

It is not a de Polignac number, because 2572217 - 2⁶ = 2572153 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2572211) 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, 1034 + ... + 2492.

It is an arithmetic number, because the mean of its divisors is an integer number (337260).

2^2572217 is an apocalyptic number.

It is an amenable number.

2572217 is a deficient number, since it is larger than the sum of its proper divisors (125863).

2572217 is a wasteful number, since it uses less digits than its factorization.

2572217 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1543.

The product of its digits is 1960, while the sum is 26.

The square root of 2572217 is about 1603.8132684325. The cubic root of 2572217 is about 137.0153427326.

Adding to 2572217 its reverse (7122752), we get a palindrome (9694969).

The spelling of 2572217 in words is "two million, five hundred seventy-two thousand, two hundred seventeen".