396599353 has 4 divisors (see below), whose sum is σ = 397246948. Its totient is φ = 395951760.

The previous prime is 396599351. The next prime is 396599429. The reversal of 396599353 is 353995693.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 353995693 = 59 ⋅5999927.

It can be written as a sum of positive squares in 2 ways, for example, as 8982009 + 387617344 = 2997^2 + 19688^2 .

It is a cyclic number.

It is not a de Polignac number, because 396599353 - 2¹ = 396599351 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 396599353.

It is not an unprimeable number, because it can be changed into a prime (396599351) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 322878 + ... + 324103.

It is an arithmetic number, because the mean of its divisors is an integer number (99311737).

Almost surely, 2^396599353 is an apocalyptic number.

It is an amenable number.

396599353 is a deficient number, since it is larger than the sum of its proper divisors (647595).

396599353 is an equidigital number, since it uses as much as digits as its factorization.

396599353 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 647594.

The product of its digits is 2952450, while the sum is 52.

The square root of 396599353 is about 19914.8023590494. The cubic root of 396599353 is about 734.7123393420.

The spelling of 396599353 in words is "three hundred ninety-six million, five hundred ninety-nine thousand, three hundred fifty-three".