550661214 has 8 divisors (see below), whose sum is σ = 1101322440. Its totient is φ = 183553736.

The previous prime is 550661207. The next prime is 550661261. The reversal of 550661214 is 412166055.

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

550661214 is an admirable number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45888429 + ... + 45888440.

It is an arithmetic number, because the mean of its divisors is an integer number (137665305).

Almost surely, 2^550661214 is an apocalyptic number.

550661214 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.

550661214 is a wasteful number, since it uses less digits than its factorization.

550661214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91776874.

The product of its (nonzero) digits is 7200, while the sum is 30.

The square root of 550661214 is about 23466.1716945905. The cubic root of 550661214 is about 819.6494704444.

It can be divided in two parts, 55066 and 1214, that added together give a triangular number (56280 = T₃₃₅).

The spelling of 550661214 in words is "five hundred fifty million, six hundred sixty-one thousand, two hundred fourteen".