384253 has 2 divisors, whose sum is σ = 384254. Its totient is φ = 384252.

The previous prime is 384247. The next prime is 384257. The reversal of 384253 is 352483.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 267289 + 116964 = 517^2 + 342^2 .

It is an emirp because it is prime and its reverse (352483) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-384253 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (384257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 192126 + 192127.

It is an arithmetic number, because the mean of its divisors is an integer number (192127).

2³⁸⁴²⁵³ is an apocalyptic number.

It is an amenable number.

384253 is a deficient number, since it is larger than the sum of its proper divisors (1).

384253 is an equidigital number, since it uses as much as digits as its factorization.

384253 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2880, while the sum is 25.

The square root of 384253 is about 619.8814402771. The cubic root of 384253 is about 72.7007831085.

The spelling of 384253 in words is "three hundred eighty-four thousand, two hundred fifty-three".