321404054 has 16 divisors (see below), whose sum is σ = 489243888. Its totient is φ = 158333472.

The previous prime is 321404051. The next prime is 321404077. The reversal of 321404054 is 450404123.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (321404051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 63464 + ... + 68340.

It is an arithmetic number, because the mean of its divisors is an integer number (30577743).

Almost surely, 2^321404054 is an apocalyptic number.

321404054 is a deficient number, since it is larger than the sum of its proper divisors (167839834).

321404054 is a wasteful number, since it uses less digits than its factorization.

321404054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5359.

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 321404054 is about 17927.7453685621. The cubic root of 321404054 is about 684.9892935262.

Adding to 321404054 its reverse (450404123), we get a palindrome (771808177).

The spelling of 321404054 in words is "three hundred twenty-one million, four hundred four thousand, fifty-four".