204356293 has 2 divisors, whose sum is σ = 204356294. Its totient is φ = 204356292.

The previous prime is 204356279. The next prime is 204356297. The reversal of 204356293 is 392653402.

204356293 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 198753604 + 5602689 = 14098^2 + 2367^2 .

It is a cyclic number.

It is not a de Polignac number, because 204356293 - 2⁵ = 204356261 is a prime.

It is a super-2 number, since 2×204356293² = 83522988977403698, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (204356297) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102178146 + 102178147.

It is an arithmetic number, because the mean of its divisors is an integer number (102178147).

Almost surely, 2^204356293 is an apocalyptic number.

It is an amenable number.

204356293 is a deficient number, since it is larger than the sum of its proper divisors (1).

204356293 is an equidigital number, since it uses as much as digits as its factorization.

204356293 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 38880, while the sum is 34.

The square root of 204356293 is about 14295.3241656144. The cubic root of 204356293 is about 589.0190469482.

The spelling of 204356293 in words is "two hundred four million, three hundred fifty-six thousand, two hundred ninety-three".