55323847 has 4 divisors (see below), whose sum is σ = 55572160. Its totient is φ = 55075536.

The previous prime is 55323823. The next prime is 55323859. The reversal of 55323847 is 74832355.

55323847 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 55323847 - 2¹⁵ = 55291079 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 (55320847) 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 3 ways as a sum of consecutive naturals, for example, 123822 + ... + 124267.

It is an arithmetic number, because the mean of its divisors is an integer number (13893040).

Almost surely, 2^55323847 is an apocalyptic number.

55323847 is a deficient number, since it is larger than the sum of its proper divisors (248313).

55323847 is a wasteful number, since it uses less digits than its factorization.

55323847 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 248312.

The product of its digits is 100800, while the sum is 37.

The square root of 55323847 is about 7438.0002016671. Note that the first 3 decimals coincide. The cubic root of 55323847 is about 381.0401948027.

The spelling of 55323847 in words is "fifty-five million, three hundred twenty-three thousand, eight hundred forty-seven".