386923253 has 2 divisors, whose sum is σ = 386923254. Its totient is φ = 386923252.

The previous prime is 386923237. The next prime is 386923261. The reversal of 386923253 is 352329683.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 347710609 + 39212644 = 18647^2 + 6262^2 .

It is a cyclic number.

It is not a de Polignac number, because 386923253 - 2⁴ = 386923237 is a prime.

It is equal to p_20675588 and since 386923253 and 20675588 have the same sum of digits, it is a Honaker prime.

It is a self number, because there is not a number n which added to its sum of digits gives 386923253.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (386923853) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 193461626 + 193461627.

It is an arithmetic number, because the mean of its divisors is an integer number (193461627).

Almost surely, 2^386923253 is an apocalyptic number.

It is an amenable number.

386923253 is a deficient number, since it is larger than the sum of its proper divisors (1).

386923253 is an equidigital number, since it uses as much as digits as its factorization.

386923253 is an evil number, because the sum of its binary digits is even.

The product of its digits is 233280, while the sum is 41.

The square root of 386923253 is about 19670.3648415580. The cubic root of 386923253 is about 728.6879873914.

The spelling of 386923253 in words is "three hundred eighty-six million, nine hundred twenty-three thousand, two hundred fifty-three".