400296 has 32 divisors (see below), whose sum is σ = 1078560. Its totient is φ = 123072.

The previous prime is 400291. The next prime is 400297. The reversal of 400296 is 692004.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 400296.

It is not an unprimeable number, because it can be changed into a prime (400291) by changing a digit.

400296 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 7 ways as a sum of consecutive naturals, for example, 330 + ... + 953.

It is an arithmetic number, because the mean of its divisors is an integer number (33705).

2⁴⁰⁰²⁹⁶ is an apocalyptic number.

It is an amenable number.

400296 is an abundant number, since it is smaller than the sum of its proper divisors (678264).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

400296 is a wasteful number, since it uses less digits than its factorization.

400296 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1305 (or 1301 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

The square root of 400296 is about 632.6894973050. The cubic root of 400296 is about 73.6988000470.

It can be divided in two parts, 400 and 296, that added together give a palindrome (696).

The spelling of 400296 in words is "four hundred thousand, two hundred ninety-six".