404511342 has 16 divisors (see below), whose sum is σ = 809276160. Its totient is φ = 134794872.

The previous prime is 404511307. The next prime is 404511347. The reversal of 404511342 is 243115404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (404511347) 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, 14913 + ... + 32115.

It is an arithmetic number, because the mean of its divisors is an integer number (50579760).

Almost surely, 2^404511342 is an apocalyptic number.

404511342 is an abundant number, since it is smaller than the sum of its proper divisors (404764818).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

404511342 is a wasteful number, since it uses less digits than its factorization.

404511342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21127.

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 404511342 is about 20112.4673275061. The cubic root of 404511342 is about 739.5659385275.

Adding to 404511342 its reverse (243115404), we get a palindrome (647626746).

The spelling of 404511342 in words is "four hundred four million, five hundred eleven thousand, three hundred forty-two".