55757206 has 8 divisors (see below), whose sum is σ = 84403440. Its totient is φ = 27622728.

The previous prime is 55757201. The next prime is 55757239. The reversal of 55757206 is 60275755.

55757206 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.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55757201) 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, 127666 + ... + 128101.

It is an arithmetic number, because the mean of its divisors is an integer number (10550430).

Almost surely, 2^55757206 is an apocalyptic number.

55757206 is a deficient number, since it is larger than the sum of its proper divisors (28646234).

55757206 is a wasteful number, since it uses less digits than its factorization.

55757206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 255878.

The product of its (nonzero) digits is 73500, while the sum is 37.

The square root of 55757206 is about 7467.0747953934. The cubic root of 55757206 is about 382.0325210108.

The spelling of 55757206 in words is "fifty-five million, seven hundred fifty-seven thousand, two hundred six".