403055 has 4 divisors (see below), whose sum is σ = 483672. Its totient is φ = 322440.

The previous prime is 403049. The next prime is 403057. The reversal of 403055 is 550304.

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

It is not a de Polignac number, because 403055 - 2⁶ = 402991 is a prime.

It is a Duffinian number.

It is a plaindrome in base 6.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (403057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40301 + ... + 40310.

It is an arithmetic number, because the mean of its divisors is an integer number (120918).

2⁴⁰³⁰⁵⁵ is an apocalyptic number.

403055 is a deficient number, since it is larger than the sum of its proper divisors (80617).

403055 is an equidigital number, since it uses as much as digits as its factorization.

403055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80616.

The product of its (nonzero) digits is 300, while the sum is 17.

The square root of 403055 is about 634.8661276206. The cubic root of 403055 is about 73.8677330487.

Adding to 403055 its reverse (550304), we get a palindrome (953359).

The spelling of 403055 in words is "four hundred three thousand, fifty-five".