405096 has 16 divisors (see below), whose sum is σ = 1012800. Its totient is φ = 135024.

The previous prime is 405091. The next prime is 405143. The reversal of 405096 is 690504.

It is a Harshad number since it is a multiple of its sum of digits (24), and also a Moran number because the ratio is a prime number: 16879 = 405096 / (4 + 0 + 5 + 0 + 9 + 6).

It is not an unprimeable number, because it can be changed into a prime (405091) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8416 + ... + 8463.

It is an arithmetic number, because the mean of its divisors is an integer number (63300).

2⁴⁰⁵⁰⁹⁶ is an apocalyptic number.

It is an amenable number.

405096 is an abundant number, since it is smaller than the sum of its proper divisors (607704).

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

405096 is a wasteful number, since it uses less digits than its factorization.

405096 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16888 (or 16884 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 24.

The square root of 405096 is about 636.4715233221. The cubic root of 405096 is about 73.9922076041.

The spelling of 405096 in words is "four hundred five thousand, ninety-six".