52839557 has 2 divisors, whose sum is σ = 52839558. Its totient is φ = 52839556.

The previous prime is 52839541. The next prime is 52839583. The reversal of 52839557 is 75593825.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 30096196 + 22743361 = 5486^2 + 4769^2 .

It is a cyclic number.

It is not a de Polignac number, because 52839557 - 2⁴ = 52839541 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52832557) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26419778 + 26419779.

It is an arithmetic number, because the mean of its divisors is an integer number (26419779).

Almost surely, 2^52839557 is an apocalyptic number.

It is an amenable number.

52839557 is a deficient number, since it is larger than the sum of its proper divisors (1).

52839557 is an equidigital number, since it uses as much as digits as its factorization.

52839557 is an evil number, because the sum of its binary digits is even.

The product of its digits is 378000, while the sum is 44.

The square root of 52839557 is about 7269.0822666964. The cubic root of 52839557 is about 375.2491547181.

The spelling of 52839557 in words is "fifty-two million, eight hundred thirty-nine thousand, five hundred fifty-seven".