396469471 has 2 divisors, whose sum is σ = 396469472. Its totient is φ = 396469470.

The previous prime is 396469441. The next prime is 396469499. The reversal of 396469471 is 174964693.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 396469471 - 2¹³ = 396461279 is a prime.

It is a super-3 number, since 3×396469471³ (a number of 27 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (396469441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 198234735 + 198234736.

It is an arithmetic number, because the mean of its divisors is an integer number (198234736).

Almost surely, 2^396469471 is an apocalyptic number.

396469471 is a deficient number, since it is larger than the sum of its proper divisors (1).

396469471 is an equidigital number, since it uses as much as digits as its factorization.

396469471 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 979776, while the sum is 49.

The square root of 396469471 is about 19911.5411508000. The cubic root of 396469471 is about 734.6321271360.

The spelling of 396469471 in words is "three hundred ninety-six million, four hundred sixty-nine thousand, four hundred seventy-one".