2534521 has 8 divisors (see below), whose sum is σ = 2793024. Its totient is φ = 2280720.

The previous prime is 2534503. The next prime is 2534527. The reversal of 2534521 is 1254352.

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 2534521 - 2⁹ = 2534009 is a prime.

It is an Ulam number.

It is a Duffinian number.

2534521 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 2534492 and 2534501.

It is not an unprimeable number, because it can be changed into a prime (2534527) 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, 15 + ... + 2251.

It is an arithmetic number, because the mean of its divisors is an integer number (349128).

2^2534521 is an apocalyptic number.

It is an amenable number.

2534521 is a deficient number, since it is larger than the sum of its proper divisors (258503).

2534521 is a wasteful number, since it uses less digits than its factorization.

2534521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2351.

The product of its digits is 1200, while the sum is 22.

The square root of 2534521 is about 1592.0179019094. The cubic root of 2534521 is about 136.3427234057.

Adding to 2534521 its reverse (1254352), we get a palindrome (3788873).

It can be divided in two parts, 253 and 4521, that added together give a palindrome (4774).

The spelling of 2534521 in words is "two million, five hundred thirty-four thousand, five hundred twenty-one".