396153289 has 6 divisors (see below), whose sum is σ = 460831434. Its totient is φ = 339559920.

The previous prime is 396153257. The next prime is 396153299. The reversal of 396153289 is 982351693.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 210975625 + 185177664 = 14525^2 + 13608^2 .

It is not a de Polignac number, because 396153289 - 2⁵ = 396153257 is a prime.

It is not an unprimeable number, because it can be changed into a prime (396153299) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4042332 + ... + 4042429.

It is an arithmetic number, because the mean of its divisors is an integer number (76805239).

Almost surely, 2^396153289 is an apocalyptic number.

It is an amenable number.

396153289 is a deficient number, since it is larger than the sum of its proper divisors (64678145).

396153289 is an equidigital number, since it uses as much as digits as its factorization.

396153289 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8084775 (or 8084768 counting only the distinct ones).

The product of its digits is 349920, while the sum is 46.

The square root of 396153289 is about 19903.5999005205. The cubic root of 396153289 is about 734.4367869764.

The spelling of 396153289 in words is "three hundred ninety-six million, one hundred fifty-three thousand, two hundred eighty-nine".