55887703 has 4 divisors (see below), whose sum is σ = 55927168. Its totient is φ = 55848240.

The previous prime is 55887673. The next prime is 55887731. The reversal of 55887703 is 30778855.

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

It is a cyclic number.

It is not a de Polignac number, because 55887703 - 2¹³ = 55879511 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 55887703.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55887103) 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, 17526 + ... + 20467.

It is an arithmetic number, because the mean of its divisors is an integer number (13981792).

Almost surely, 2^55887703 is an apocalyptic number.

55887703 is a deficient number, since it is larger than the sum of its proper divisors (39465).

55887703 is a wasteful number, since it uses less digits than its factorization.

55887703 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39464.

The product of its (nonzero) digits is 235200, while the sum is 43.

The square root of 55887703 is about 7475.8078493230. The cubic root of 55887703 is about 382.3303315736.

The spelling of 55887703 in words is "fifty-five million, eight hundred eighty-seven thousand, seven hundred three".