52604393 has 2 divisors, whose sum is σ = 52604394. Its totient is φ = 52604392.

The previous prime is 52604389. The next prime is 52604399. The reversal of 52604393 is 39340625.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 45859984 + 6744409 = 6772^2 + 2597^2 .

It is a cyclic number.

It is not a de Polignac number, because 52604393 - 2² = 52604389 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (52604399) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26302196 + 26302197.

It is an arithmetic number, because the mean of its divisors is an integer number (26302197).

Almost surely, 2^52604393 is an apocalyptic number.

It is an amenable number.

52604393 is a deficient number, since it is larger than the sum of its proper divisors (1).

52604393 is an equidigital number, since it uses as much as digits as its factorization.

52604393 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 19440, while the sum is 32.

The square root of 52604393 is about 7252.8885969660. Note that the first 3 decimals coincide. The cubic root of 52604393 is about 374.6916410273.

The spelling of 52604393 in words is "fifty-two million, six hundred four thousand, three hundred ninety-three".