408133 has 6 divisors (see below), whose sum is σ = 448742. Its totient is φ = 370920.

The previous prime is 408131. The next prime is 408137. The reversal of 408133 is 331804.

It can be written as a sum of positive squares in only one way, i.e., 407044 + 1089 = 638^2 + 33^2 .

It is not a de Polignac number, because 408133 - 2¹ = 408131 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 408133.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (408131) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1566 + ... + 1807.

2⁴⁰⁸¹³³ is an apocalyptic number.

It is an amenable number.

408133 is a deficient number, since it is larger than the sum of its proper divisors (40609).

408133 is a wasteful number, since it uses less digits than its factorization.

408133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3395 (or 3384 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 408133 is about 638.8528782122. The cubic root of 408133 is about 74.1766536790.

Adding to 408133 its reverse (331804), we get a palindrome (739937).

It can be divided in two parts, 4081 and 33, that added together give a palindrome (4114).

The spelling of 408133 in words is "four hundred eight thousand, one hundred thirty-three".