52455449 has 2 divisors, whose sum is σ = 52455450. Its totient is φ = 52455448.

The previous prime is 52455407. The next prime is 52455457. The reversal of 52455449 is 94455425.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 52345225 + 110224 = 7235^2 + 332^2 .

It is a cyclic number.

It is not a de Polignac number, because 52455449 - 2¹² = 52451353 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (52455349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26227724 + 26227725.

It is an arithmetic number, because the mean of its divisors is an integer number (26227725).

Almost surely, 2^52455449 is an apocalyptic number.

It is an amenable number.

52455449 is a deficient number, since it is larger than the sum of its proper divisors (1).

52455449 is an equidigital number, since it uses as much as digits as its factorization.

52455449 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 144000, while the sum is 38.

The square root of 52455449 is about 7242.6134095366. The cubic root of 52455449 is about 374.3376729571.

The spelling of 52455449 in words is "fifty-two million, four hundred fifty-five thousand, four hundred forty-nine".