404503342 has 4 divisors (see below), whose sum is σ = 606755016. Its totient is φ = 202251670.

The previous prime is 404503327. The next prime is 404503361. The reversal of 404503342 is 243305404.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101125834 + ... + 101125837.

It is an arithmetic number, because the mean of its divisors is an integer number (151688754).

Almost surely, 2^404503342 is an apocalyptic number.

404503342 is a deficient number, since it is larger than the sum of its proper divisors (202251674).

404503342 is a wasteful number, since it uses less digits than its factorization.

404503342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202251673.

The product of its (nonzero) digits is 5760, while the sum is 25.

The square root of 404503342 is about 20112.2684449070. The cubic root of 404503342 is about 739.5610630429.

Adding to 404503342 its reverse (243305404), we get a palindrome (647808746).

The spelling of 404503342 in words is "four hundred four million, five hundred three thousand, three hundred forty-two".