2572516 has 6 divisors (see below), whose sum is σ = 4501910. Its totient is φ = 1286256.

The previous prime is 2572513. The next prime is 2572517. The reversal of 2572516 is 6152752.

It can be written as a sum of positive squares in only one way, i.e., 1572516 + 1000000 = 1254^2 + 1000^2 .

It is not an unprimeable number, because it can be changed into a prime (2572513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 321561 + ... + 321568.

2^2572516 is an apocalyptic number.

It is an amenable number.

2572516 is a deficient number, since it is larger than the sum of its proper divisors (1929394).

2572516 is a wasteful number, since it uses less digits than its factorization.

2572516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 643133 (or 643131 counting only the distinct ones).

The product of its digits is 4200, while the sum is 28.

The square root of 2572516 is about 1603.9064810643. The cubic root of 2572516 is about 137.0206515123.

The spelling of 2572516 in words is "two million, five hundred seventy-two thousand, five hundred sixteen".