50864666 has 16 divisors (see below), whose sum is σ = 79750440. Its totient is φ = 24299520.

The previous prime is 50864659. The next prime is 50864689. The reversal of 50864666 is 66646805.

It can be written as a sum of positive squares in 4 ways, for example, as 50708641 + 156025 = 7121^2 + 395^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1106 + ... + 10146.

Almost surely, 2^50864666 is an apocalyptic number.

50864666 is a deficient number, since it is larger than the sum of its proper divisors (28885774).

50864666 is a wasteful number, since it uses less digits than its factorization.

50864666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9169.

The product of its (nonzero) digits is 207360, while the sum is 41.

The square root of 50864666 is about 7131.9468590280. The cubic root of 50864666 is about 370.5146624051.

The spelling of 50864666 in words is "fifty million, eight hundred sixty-four thousand, six hundred sixty-six".