404413142 has 8 divisors (see below), whose sum is σ = 693279696. Its totient is φ = 173319912.

The previous prime is 404413129. The next prime is 404413159. The reversal of 404413142 is 241314404.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14443313 + ... + 14443340.

It is an arithmetic number, because the mean of its divisors is an integer number (86659962).

Almost surely, 2^404413142 is an apocalyptic number.

404413142 is a deficient number, since it is larger than the sum of its proper divisors (288866554).

404413142 is a wasteful number, since it uses less digits than its factorization.

404413142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28886662.

The product of its (nonzero) digits is 1536, while the sum is 23.

The square root of 404413142 is about 20110.0259074920. The cubic root of 404413142 is about 739.5060875046.

Adding to 404413142 its reverse (241314404), we get a palindrome (645727546).

The spelling of 404413142 in words is "four hundred four million, four hundred thirteen thousand, one hundred forty-two".