2625571 has 8 divisors (see below), whose sum is σ = 2849840. Its totient is φ = 2404512.

The previous prime is 2625569. The next prime is 2625577. The reversal of 2625571 is 1755262.

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 2625571 - 2¹ = 2625569 is a prime.

It is an Ulam number.

It is a Duffinian number.

2625571 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (2625577) 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, 1081 + ... + 2533.

It is an arithmetic number, because the mean of its divisors is an integer number (356230).

2^2625571 is an apocalyptic number.

2625571 is a deficient number, since it is larger than the sum of its proper divisors (224269).

2625571 is a wasteful number, since it uses less digits than its factorization.

2625571 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1605.

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

The square root of 2625571 is about 1620.3613794460. The cubic root of 2625571 is about 137.9562102889.

The spelling of 2625571 in words is "two million, six hundred twenty-five thousand, five hundred seventy-one".