408147 has 8 divisors (see below), whose sum is σ = 559056. Its totient is φ = 264672.

The previous prime is 408137. The next prime is 408169. The reversal of 408147 is 741804.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 408147 - 2⁴ = 408131 is a prime.

It is not an unprimeable number, because it can be changed into a prime (408127) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1728 + ... + 1949.

It is an arithmetic number, because the mean of its divisors is an integer number (69882).

2⁴⁰⁸¹⁴⁷ is an apocalyptic number.

408147 is a deficient number, since it is larger than the sum of its proper divisors (150909).

408147 is a wasteful number, since it uses less digits than its factorization.

408147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3717.

The product of its (nonzero) digits is 896, while the sum is 24.

The square root of 408147 is about 638.8638352576. The cubic root of 408147 is about 74.1775018186.

It can be divided in two parts, 408 and 147, that added together give a palindrome (555).

The spelling of 408147 in words is "four hundred eight thousand, one hundred forty-seven".