55349718 has 8 divisors (see below), whose sum is σ = 110699448. Its totient is φ = 18449904.

The previous prime is 55349689. The next prime is 55349737. The reversal of 55349718 is 81794355.

55349718 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

55349718 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 55349718.

It is a congruent number.

It is an unprimeable number.

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, 4612471 + ... + 4612482.

It is an arithmetic number, because the mean of its divisors is an integer number (13837431).

Almost surely, 2^55349718 is an apocalyptic number.

55349718 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

55349718 is a wasteful number, since it uses less digits than its factorization.

55349718 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9224958.

The product of its digits is 151200, while the sum is 42.

The square root of 55349718 is about 7439.7391083290. The cubic root of 55349718 is about 381.0995806144.

The spelling of 55349718 in words is "fifty-five million, three hundred forty-nine thousand, seven hundred eighteen".