396448377 has 16 divisors (see below), whose sum is σ = 584646720. Its totient is φ = 237373632.

The previous prime is 396448363. The next prime is 396448379. The reversal of 396448377 is 773844693.

It is a happy number.

It is not a de Polignac number, because 396448377 - 2⁴ = 396448361 is a prime.

It is not an unprimeable number, because it can be changed into a prime (396448379) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 135927 + ... + 138812.

It is an arithmetic number, because the mean of its divisors is an integer number (36540420).

Almost surely, 2^396448377 is an apocalyptic number.

396448377 is a gapful number since it is divisible by the number (37) formed by its first and last digit.

It is an amenable number.

396448377 is a deficient number, since it is larger than the sum of its proper divisors (188198343).

396448377 is a wasteful number, since it uses less digits than its factorization.

396448377 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 274792.

The product of its digits is 3048192, while the sum is 51.

The square root of 396448377 is about 19911.0114509535. The cubic root of 396448377 is about 734.6190983019.

The spelling of 396448377 in words is "three hundred ninety-six million, four hundred forty-eight thousand, three hundred seventy-seven".