400696 has 8 divisors (see below), whose sum is σ = 751320. Its totient is φ = 200344.

The previous prime is 400681. The next prime is 400703. The reversal of 400696 is 696004.

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 400696.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25036 + ... + 25051.

It is an arithmetic number, because the mean of its divisors is an integer number (93915).

2⁴⁰⁰⁶⁹⁶ is an apocalyptic number.

It is an amenable number.

400696 is a deficient number, since it is larger than the sum of its proper divisors (350624).

400696 is a wasteful number, since it uses less digits than its factorization.

400696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50093 (or 50089 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 400696 is about 633.0055292018. The cubic root of 400696 is about 73.7233399760.

The spelling of 400696 in words is "four hundred thousand, six hundred ninety-six".