52902449 has 2 divisors, whose sum is σ = 52902450. Its totient is φ = 52902448.

The previous prime is 52902431. The next prime is 52902481. The reversal of 52902449 is 94420925.

52902449 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 52301824 + 600625 = 7232^2 + 775^2 .

It is a cyclic number.

It is not a de Polignac number, because 52902449 - 2¹² = 52898353 is a prime.

It is a super-2 number, since 2×52902449² = 5597338220395202, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (52902349) 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 as a sum of consecutive naturals, namely, 26451224 + 26451225.

It is an arithmetic number, because the mean of its divisors is an integer number (26451225).

Almost surely, 2^52902449 is an apocalyptic number.

It is an amenable number.

52902449 is a deficient number, since it is larger than the sum of its proper divisors (1).

52902449 is an equidigital number, since it uses as much as digits as its factorization.

52902449 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 25920, while the sum is 35.

The square root of 52902449 is about 7273.4069733516. The cubic root of 52902449 is about 375.3979751224.

The spelling of 52902449 in words is "fifty-two million, nine hundred two thousand, four hundred forty-nine".