55206770 has 8 divisors (see below), whose sum is σ = 99372204. Its totient is φ = 22082704.

The previous prime is 55206743. The next prime is 55206817. The reversal of 55206770 is 7760255.

It is a happy number.

55206770 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 54479161 + 727609 = 7381^2 + 853^2 .

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

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, 2760329 + ... + 2760348.

Almost surely, 2^55206770 is an apocalyptic number.

55206770 is a deficient number, since it is larger than the sum of its proper divisors (44165434).

55206770 is a wasteful number, since it uses less digits than its factorization.

55206770 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5520684.

The product of its (nonzero) digits is 14700, while the sum is 32.

The square root of 55206770 is about 7430.1258401187. The cubic root of 55206770 is about 380.7712176728.

The spelling of 55206770 in words is "fifty-five million, two hundred six thousand, seven hundred seventy".