55315634 has 12 divisors (see below), whose sum is σ = 91202622. Its totient is φ = 25143360.

The previous prime is 55315619. The next prime is 55315643. The reversal of 55315634 is 43651355.

It can be written as a sum of positive squares in only one way, i.e., 54804409 + 511225 = 7403^2 + 715^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 55315634.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 114047 + ... + 114530.

Almost surely, 2^55315634 is an apocalyptic number.

55315634 is a deficient number, since it is larger than the sum of its proper divisors (35886988).

55315634 is a wasteful number, since it uses less digits than its factorization.

55315634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 228601 (or 228590 counting only the distinct ones).

The product of its digits is 27000, while the sum is 32.

The square root of 55315634 is about 7437.4480838524. The cubic root of 55315634 is about 381.0213383291.

Adding to 55315634 its reverse (43651355), we get a palindrome (98966989).

The spelling of 55315634 in words is "fifty-five million, three hundred fifteen thousand, six hundred thirty-four".