52828939 has 2 divisors, whose sum is σ = 52828940. Its totient is φ = 52828938.

The previous prime is 52828927. The next prime is 52828957. The reversal of 52828939 is 93982825.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52828939 is a prime.

It is not a weakly prime, because it can be changed into another prime (52828739) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26414469 + 26414470.

It is an arithmetic number, because the mean of its divisors is an integer number (26414470).

Almost surely, 2^52828939 is an apocalyptic number.

52828939 is a deficient number, since it is larger than the sum of its proper divisors (1).

52828939 is an equidigital number, since it uses as much as digits as its factorization.

52828939 is an evil number, because the sum of its binary digits is even.

The product of its digits is 311040, while the sum is 46.

The square root of 52828939 is about 7268.3518764573. The cubic root of 52828939 is about 375.2240178531.

The spelling of 52828939 in words is "fifty-two million, eight hundred twenty-eight thousand, nine hundred thirty-nine".