3521252 has 24 divisors (see below), whose sum is σ = 7151424. Its totient is φ = 1485792.

The previous prime is 3521249. The next prime is 3521257. The reversal of 3521252 is 2521253.

It is not an unprimeable number, because it can be changed into a prime (3521257) 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 7 ways as a sum of consecutive naturals, for example, 938 + ... + 2814.

It is an arithmetic number, because the mean of its divisors is an integer number (297976).

Almost surely, 2^3521252 is an apocalyptic number.

It is a pronic number, being equal to 1876×1877.

It is an amenable number.

3521252 is an abundant number, since it is smaller than the sum of its proper divisors (3630172).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3521252 is a wasteful number, since it uses less digits than its factorization.

3521252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1955 (or 1953 counting only the distinct ones).

The product of its digits is 600, while the sum is 20.

The square root of 3521252 is about 1876.4999333866. The cubic root of 3521252 is about 152.1361315066.

Subtracting from 3521252 its reverse (2521253), we obtain a palindrome (999999).

It can be divided in two parts, 3521 and 252, that added together give a palindrome (3773).

The spelling of 3521252 in words is "three million, five hundred twenty-one thousand, two hundred fifty-two".