55586738 has 16 divisors (see below), whose sum is σ = 85017624. Its totient is φ = 27250560.

The previous prime is 55586737. The next prime is 55586743. The reversal of 55586738 is 83768555.

55586738 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 51079609 + 4507129 = 7147^2 + 2123^2 .

It is a junction number, because it is equal to n+sod(n) for n = 55586692 and 55586701.

It is not an unprimeable number, because it can be changed into a prime (55586737) 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, 55256 + ... + 56252.

Almost surely, 2^55586738 is an apocalyptic number.

55586738 is a deficient number, since it is larger than the sum of its proper divisors (29430886).

55586738 is a wasteful number, since it uses less digits than its factorization.

55586738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1517.

The product of its digits is 1008000, while the sum is 47.

The square root of 55586738 is about 7455.6514135252. The cubic root of 55586738 is about 381.6427908085.

The spelling of 55586738 in words is "fifty-five million, five hundred eighty-six thousand, seven hundred thirty-eight".