55575735 has 16 divisors (see below), whose sum is σ = 89013600. Its totient is φ = 29609600.

The previous prime is 55575733. The next prime is 55575743. The reversal of 55575735 is 53757555.

It is not a de Polignac number, because 55575735 - 2¹ = 55575733 is a prime.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55575733) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 27541 + ... + 29489.

It is an arithmetic number, because the mean of its divisors is an integer number (5563350).

Almost surely, 2^55575735 is an apocalyptic number.

55575735 is a deficient number, since it is larger than the sum of its proper divisors (33437865).

55575735 is a wasteful number, since it uses less digits than its factorization.

55575735 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3858.

The product of its digits is 459375, while the sum is 42.

The square root of 55575735 is about 7454.9134803833. The cubic root of 55575735 is about 381.6176079868.

The spelling of 55575735 in words is "fifty-five million, five hundred seventy-five thousand, seven hundred thirty-five".