396441189 has 8 divisors (see below), whose sum is σ = 587320320. Its totient is φ = 264294108.

The previous prime is 396441169. The next prime is 396441191. The reversal of 396441189 is 981144693.

It is not a de Polignac number, because 396441189 - 2¹⁵ = 396408421 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (396441169) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7341477 + ... + 7341530.

It is an arithmetic number, because the mean of its divisors is an integer number (73415040).

Almost surely, 2^396441189 is an apocalyptic number.

It is an amenable number.

396441189 is a deficient number, since it is larger than the sum of its proper divisors (190879131).

396441189 is a wasteful number, since it uses less digits than its factorization.

396441189 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14683016 (or 14683010 counting only the distinct ones).

The product of its digits is 186624, while the sum is 45.

The square root of 396441189 is about 19910.8309469997. The cubic root of 396441189 is about 734.6146584855.

The spelling of 396441189 in words is "three hundred ninety-six million, four hundred forty-one thousand, one hundred eighty-nine".