55743583 has 4 divisors (see below), whose sum is σ = 63706960. Its totient is φ = 47780208.

The previous prime is 55743577. The next prime is 55743593. The reversal of 55743583 is 38534755.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 55743583 - 2¹⁷ = 55612511 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55743553) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3981678 + ... + 3981691.

It is an arithmetic number, because the mean of its divisors is an integer number (15926740).

Almost surely, 2^55743583 is an apocalyptic number.

55743583 is a deficient number, since it is larger than the sum of its proper divisors (7963377).

55743583 is an equidigital number, since it uses as much as digits as its factorization.

55743583 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7963376.

The product of its digits is 252000, while the sum is 40.

The square root of 55743583 is about 7466.1625350644. The cubic root of 55743583 is about 382.0014048357.

The spelling of 55743583 in words is "fifty-five million, seven hundred forty-three thousand, five hundred eighty-three".