3052521 has 12 divisors (see below), whose sum is σ = 4641520. Its totient is φ = 1927800.

The previous prime is 3052519. The next prime is 3052529. The reversal of 3052521 is 1252503.

It is a happy number.

It is not a de Polignac number, because 3052521 - 2¹ = 3052519 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3052494 and 3052503.

It is not an unprimeable number, because it can be changed into a prime (3052529) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8755 + ... + 9096.

Almost surely, 2^3052521 is an apocalyptic number.

It is an amenable number.

3052521 is a deficient number, since it is larger than the sum of its proper divisors (1588999).

3052521 is a wasteful number, since it uses less digits than its factorization.

3052521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17876 (or 17873 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 18.

The square root of 3052521 is about 1747.1465307753. The cubic root of 3052521 is about 145.0617414434.

Subtracting from 3052521 its sum of digits (18), we obtain a palindrome (3052503).

The spelling of 3052521 in words is "three million, fifty-two thousand, five hundred twenty-one".