386473441 has 2 divisors, whose sum is σ = 386473442. Its totient is φ = 386473440.

The previous prime is 386473391. The next prime is 386473457. The reversal of 386473441 is 144374683.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 384160000 + 2313441 = 19600^2 + 1521^2 .

It is an emirp because it is prime and its reverse (144374683) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 386473441 - 2⁷ = 386473313 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 386473394 and 386473403.

It is not a weakly prime, because it can be changed into another prime (386473141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 193236720 + 193236721.

It is an arithmetic number, because the mean of its divisors is an integer number (193236721).

Almost surely, 2^386473441 is an apocalyptic number.

It is an amenable number.

386473441 is a deficient number, since it is larger than the sum of its proper divisors (1).

386473441 is an equidigital number, since it uses as much as digits as its factorization.

386473441 is an evil number, because the sum of its binary digits is even.

The product of its digits is 193536, while the sum is 40.

The square root of 386473441 is about 19658.9277683194. The cubic root of 386473441 is about 728.4055026900.

The spelling of 386473441 in words is "three hundred eighty-six million, four hundred seventy-three thousand, four hundred forty-one".