50666522 has 8 divisors (see below), whose sum is σ = 76296276. Its totient is φ = 25234432.

The previous prime is 50666519. The next prime is 50666527. The reversal of 50666522 is 22566605.

It can be written as a sum of positive squares in 2 ways, for example, as 49688401 + 978121 = 7049^2 + 989^2 .

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

It is not an unprimeable number, because it can be changed into a prime (50666527) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48773 + ... + 49800.

Almost surely, 2^50666522 is an apocalyptic number.

50666522 is a deficient number, since it is larger than the sum of its proper divisors (25629754).

50666522 is a wasteful number, since it uses less digits than its factorization.

50666522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98832.

The product of its (nonzero) digits is 21600, while the sum is 32.

The square root of 50666522 is about 7118.0420060576. The cubic root of 50666522 is about 370.0329213463.

The spelling of 50666522 in words is "fifty million, six hundred sixty-six thousand, five hundred twenty-two".