396566235 has 24 divisors (see below), whose sum is σ = 740258064. Its totient is φ = 195232320.

The previous prime is 396566231. The next prime is 396566237. The reversal of 396566235 is 532665693.

It is not a de Polignac number, because 396566235 - 2² = 396566231 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (396566231) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 338361 + ... + 339530.

It is an arithmetic number, because the mean of its divisors is an integer number (30844086).

Almost surely, 2^396566235 is an apocalyptic number.

396566235 is a deficient number, since it is larger than the sum of its proper divisors (343691829).

396566235 is a wasteful number, since it uses less digits than its factorization.

396566235 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 677915 (or 677912 counting only the distinct ones).

The product of its digits is 874800, while the sum is 45.

The square root of 396566235 is about 19913.9708496322. The cubic root of 396566235 is about 734.6918880726.

The spelling of 396566235 in words is "three hundred ninety-six million, five hundred sixty-six thousand, two hundred thirty-five".