54320312 has 16 divisors (see below), whose sum is σ = 102065400. Its totient is φ = 27102880.

The previous prime is 54320303. The next prime is 54320323. The reversal of 54320312 is 21302345.

It is a happy number.

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, 2987 + ... + 10842.

Almost surely, 2^54320312 is an apocalyptic number.

It is an amenable number.

54320312 is a deficient number, since it is larger than the sum of its proper divisors (47745088).

54320312 is a wasteful number, since it uses less digits than its factorization.

54320312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14326 (or 14322 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 54320312 is about 7370.2314753337. The cubic root of 54320312 is about 378.7221899727.

Adding to 54320312 its reverse (21302345), we get a palindrome (75622657).

The spelling of 54320312 in words is "fifty-four million, three hundred twenty thousand, three hundred twelve".