550916237 has 2 divisors, whose sum is σ = 550916238. Its totient is φ = 550916236.

The previous prime is 550916189. The next prime is 550916257. The reversal of 550916237 is 732619055.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 516471076 + 34445161 = 22726^2 + 5869^2 .

It is a cyclic number.

It is not a de Polignac number, because 550916237 - 2⁶ = 550916173 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 550916237.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (550916257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275458118 + 275458119.

It is an arithmetic number, because the mean of its divisors is an integer number (275458119).

Almost surely, 2^550916237 is an apocalyptic number.

It is an amenable number.

550916237 is a deficient number, since it is larger than the sum of its proper divisors (1).

550916237 is an equidigital number, since it uses as much as digits as its factorization.

550916237 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 56700, while the sum is 38.

The square root of 550916237 is about 23471.6049089107. The cubic root of 550916237 is about 819.7759833234.

The spelling of 550916237 in words is "five hundred fifty million, nine hundred sixteen thousand, two hundred thirty-seven".