396469441 has 2 divisors, whose sum is σ = 396469442. Its totient is φ = 396469440.

The previous prime is 396469433. The next prime is 396469471. The reversal of 396469441 is 144964693.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 268304400 + 128165041 = 16380^2 + 11321^2 .

It is a cyclic number.

It is not a de Polignac number, because 396469441 - 2³ = 396469433 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 396469391 and 396469400.

It is not a weakly prime, because it can be changed into another prime (396469471) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 198234720 + 198234721.

It is an arithmetic number, because the mean of its divisors is an integer number (198234721).

Almost surely, 2^396469441 is an apocalyptic number.

It is an amenable number.

396469441 is a deficient number, since it is larger than the sum of its proper divisors (1).

396469441 is an equidigital number, since it uses as much as digits as its factorization.

396469441 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 559872, while the sum is 46.

The square root of 396469441 is about 19911.5403974680. The cubic root of 396469441 is about 734.6321086067.

The spelling of 396469441 in words is "three hundred ninety-six million, four hundred sixty-nine thousand, four hundred forty-one".