405367 has 4 divisors (see below), whose sum is σ = 415296. Its totient is φ = 395440.

The previous prime is 405347. The next prime is 405373. The reversal of 405367 is 763504.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 405367 - 2⁷ = 405239 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 405367.

It is not an unprimeable number, because it can be changed into a prime (405347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4903 + ... + 4984.

It is an arithmetic number, because the mean of its divisors is an integer number (103824).

2⁴⁰⁵³⁶⁷ is an apocalyptic number.

405367 is a deficient number, since it is larger than the sum of its proper divisors (9929).

405367 is an equidigital number, since it uses as much as digits as its factorization.

405367 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9928.

The product of its (nonzero) digits is 2520, while the sum is 25.

The square root of 405367 is about 636.6843802073. The cubic root of 405367 is about 74.0087036269.

The spelling of 405367 in words is "four hundred five thousand, three hundred sixty-seven".