408353 has 4 divisors (see below), whose sum is σ = 445488. Its totient is φ = 371220.

The previous prime is 408347. The next prime is 408361. The reversal of 408353 is 353804.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 408353 - 2⁴ = 408337 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (408553) 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, 18551 + ... + 18572.

It is an arithmetic number, because the mean of its divisors is an integer number (111372).

2⁴⁰⁸³⁵³ is an apocalyptic number.

It is an amenable number.

408353 is a deficient number, since it is larger than the sum of its proper divisors (37135).

408353 is a wasteful number, since it uses less digits than its factorization.

408353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37134.

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 408353 is about 639.0250386331. The cubic root of 408353 is about 74.1899793454.

The spelling of 408353 in words is "four hundred eight thousand, three hundred fifty-three".