352244521 has 2 divisors, whose sum is σ = 352244522. Its totient is φ = 352244520.

The previous prime is 352244513. The next prime is 352244549. The reversal of 352244521 is 125442253.

It is an a-pointer prime, because the next prime (352244549) can be obtained adding 352244521 to its sum of digits (28).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 322705296 + 29539225 = 17964^2 + 5435^2 .

It is a cyclic number.

It is not a de Polignac number, because 352244521 - 2³ = 352244513 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 352244521.

It is not a weakly prime, because it can be changed into another prime (352244621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 176122260 + 176122261.

It is an arithmetic number, because the mean of its divisors is an integer number (176122261).

Almost surely, 2^352244521 is an apocalyptic number.

It is an amenable number.

352244521 is a deficient number, since it is larger than the sum of its proper divisors (1).

352244521 is an equidigital number, since it uses as much as digits as its factorization.

352244521 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9600, while the sum is 28.

The square root of 352244521 is about 18768.1784145399. The cubic root of 352244521 is about 706.2331224619.

Adding to 352244521 its reverse (125442253), we get a palindrome (477686774).

The spelling of 352244521 in words is "three hundred fifty-two million, two hundred forty-four thousand, five hundred twenty-one".