384703493 has 2 divisors, whose sum is σ = 384703494. Its totient is φ = 384703492.

The previous prime is 384703463. The next prime is 384703511. The reversal of 384703493 is 394307483.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 245298244 + 139405249 = 15662^2 + 11807^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-384703493 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 384703493.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (384703463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 192351746 + 192351747.

It is an arithmetic number, because the mean of its divisors is an integer number (192351747).

Almost surely, 2^384703493 is an apocalyptic number.

It is an amenable number.

384703493 is a deficient number, since it is larger than the sum of its proper divisors (1).

384703493 is an equidigital number, since it uses as much as digits as its factorization.

384703493 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 217728, while the sum is 41.

The square root of 384703493 is about 19613.8597170470. The cubic root of 384703493 is about 727.2918314977.

The spelling of 384703493 in words is "three hundred eighty-four million, seven hundred three thousand, four hundred ninety-three".