400795 has 8 divisors (see below), whose sum is σ = 488160. Its totient is φ = 315840.

The previous prime is 400759. The next prime is 400823. The reversal of 400795 is 597004.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 400795 - 2¹⁷ = 269723 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 210 + ... + 919.

It is an arithmetic number, because the mean of its divisors is an integer number (61020).

2⁴⁰⁰⁷⁹⁵ is an apocalyptic number.

400795 is a deficient number, since it is larger than the sum of its proper divisors (87365).

400795 is a wasteful number, since it uses less digits than its factorization.

400795 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1205.

The product of its (nonzero) digits is 1260, while the sum is 25.

The square root of 400795 is about 633.0837227413. The cubic root of 400795 is about 73.7294110869.

Adding to 400795 its reverse (597004), we get a palindrome (997799).

The spelling of 400795 in words is "four hundred thousand, seven hundred ninety-five".