55319738 has 8 divisors (see below), whose sum is σ = 86587488. Its totient is φ = 26457244.

The previous prime is 55319731. The next prime is 55319753. The reversal of 55319738 is 83791355.

It is a happy number.

55319738 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a junction number, because it is equal to n+sod(n) for n = 55319695 and 55319704.

It is not an unprimeable number, because it can be changed into a prime (55319731) 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 3 ways as a sum of consecutive naturals, for example, 601256 + ... + 601347.

It is an arithmetic number, because the mean of its divisors is an integer number (10823436).

Almost surely, 2^55319738 is an apocalyptic number.

55319738 is a deficient number, since it is larger than the sum of its proper divisors (31267750).

55319738 is a wasteful number, since it uses less digits than its factorization.

55319738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1202628.

The product of its digits is 113400, while the sum is 41.

The square root of 55319738 is about 7437.7239798207. The cubic root of 55319738 is about 381.0307610594.

The spelling of 55319738 in words is "fifty-five million, three hundred nineteen thousand, seven hundred thirty-eight".