52348921 has 2 divisors, whose sum is σ = 52348922. Its totient is φ = 52348920.

The previous prime is 52348883. The next prime is 52348927. The reversal of 52348921 is 12984325.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 43705321 + 8643600 = 6611^2 + 2940^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52348921 is a prime.

It is not a weakly prime, because it can be changed into another prime (52348927) 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, 26174460 + 26174461.

It is an arithmetic number, because the mean of its divisors is an integer number (26174461).

Almost surely, 2^52348921 is an apocalyptic number.

It is an amenable number.

52348921 is a deficient number, since it is larger than the sum of its proper divisors (1).

52348921 is an equidigital number, since it uses as much as digits as its factorization.

52348921 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 17280, while the sum is 34.

The square root of 52348921 is about 7235.2554205087. The cubic root of 52348921 is about 374.0840960671.

The spelling of 52348921 in words is "fifty-two million, three hundred forty-eight thousand, nine hundred twenty-one".