4325521 has 8 divisors (see below), whose sum is σ = 4602080. Its totient is φ = 4053888.

The previous prime is 4325513. The next prime is 4325537. The reversal of 4325521 is 1255234.

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 4325521 - 2³ = 4325513 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4325492 and 4325501.

It is not an unprimeable number, because it can be changed into a prime (4325621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 670 + ... + 3016.

It is an arithmetic number, because the mean of its divisors is an integer number (575260).

Almost surely, 2^4325521 is an apocalyptic number.

It is an amenable number.

4325521 is a deficient number, since it is larger than the sum of its proper divisors (276559).

4325521 is a wasteful number, since it uses less digits than its factorization.

4325521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2463.

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

The square root of 4325521 is about 2079.7886911896. The cubic root of 4325521 is about 162.9344084771.

The spelling of 4325521 in words is "four million, three hundred twenty-five thousand, five hundred twenty-one".