396255965 has 16 divisors (see below), whose sum is σ = 556076928. Its totient is φ = 265398336.

The previous prime is 396255953. The next prime is 396255973. The reversal of 396255965 is 569552693.

It is not a de Polignac number, because 396255965 - 2⁴ = 396255949 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 130142 + ... + 133151.

It is an arithmetic number, because the mean of its divisors is an integer number (34754808).

Almost surely, 2^396255965 is an apocalyptic number.

396255965 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

396255965 is a deficient number, since it is larger than the sum of its proper divisors (159820963).

396255965 is a wasteful number, since it uses less digits than its factorization.

396255965 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 263348.

The product of its digits is 2187000, while the sum is 50.

The square root of 396255965 is about 19906.1790658077. The cubic root of 396255965 is about 734.5002325497.

The spelling of 396255965 in words is "three hundred ninety-six million, two hundred fifty-five thousand, nine hundred sixty-five".