55347799 has 4 divisors (see below), whose sum is σ = 59605336. Its totient is φ = 51090264.

The previous prime is 55347793. The next prime is 55347833. The reversal of 55347799 is 99774355.

55347799 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 55347799 - 2¹⁵ = 55315031 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 (55347793) 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, 2128749 + ... + 2128774.

It is an arithmetic number, because the mean of its divisors is an integer number (14901334).

Almost surely, 2^55347799 is an apocalyptic number.

55347799 is a deficient number, since it is larger than the sum of its proper divisors (4257537).

55347799 is a wasteful number, since it uses less digits than its factorization.

55347799 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4257536.

The product of its digits is 1190700, while the sum is 49.

The square root of 55347799 is about 7439.6101376349. The cubic root of 55347799 is about 381.0951762646.

The spelling of 55347799 in words is "fifty-five million, three hundred forty-seven thousand, seven hundred ninety-nine".