493396247 has 2 divisors, whose sum is σ = 493396248. Its totient is φ = 493396246.

The previous prime is 493396231. The next prime is 493396249. The reversal of 493396247 is 742693394.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 493396247 - 2⁴ = 493396231 is a prime.

Together with 493396249, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (493396249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 246698123 + 246698124.

It is an arithmetic number, because the mean of its divisors is an integer number (246698124).

Almost surely, 2^493396247 is an apocalyptic number.

493396247 is a deficient number, since it is larger than the sum of its proper divisors (1).

493396247 is an equidigital number, since it uses as much as digits as its factorization.

493396247 is an evil number, because the sum of its binary digits is even.

The product of its digits is 979776, while the sum is 47.

The square root of 493396247 is about 22212.5245526032. The cubic root of 493396247 is about 790.1907604283.

The spelling of 493396247 in words is "four hundred ninety-three million, three hundred ninety-six thousand, two hundred forty-seven".