400796 has 12 divisors (see below), whose sum is σ = 765240. Its totient is φ = 182160.

The previous prime is 400759. The next prime is 400823. The reversal of 400796 is 697004.

400796 = T₄₈ + T₄₉ + ... + T₁₃₅.

It is a congruent number.

It is an unprimeable number.

400796 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4511 + ... + 4598.

It is an arithmetic number, because the mean of its divisors is an integer number (63770).

2⁴⁰⁰⁷⁹⁶ is an apocalyptic number.

It is an amenable number.

400796 is a deficient number, since it is larger than the sum of its proper divisors (364444).

400796 is a wasteful number, since it uses less digits than its factorization.

400796 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9124 (or 9122 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 26.

The square root of 400796 is about 633.0845125258. The cubic root of 400796 is about 73.7294724062.

The spelling of 400796 in words is "four hundred thousand, seven hundred ninety-six".