50906 has 4 divisors (see below), whose sum is σ = 76362. Its totient is φ = 25452.

The previous prime is 50893. The next prime is 50909. The reversal of 50906 is 60905.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 43681 + 7225 = 209^2 + 85^2 .

It is not an unprimeable number, because it can be changed into a prime (50909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12725 + ... + 12728.

2⁵⁰⁹⁰⁶ is an apocalyptic number.

50906 is a deficient number, since it is larger than the sum of its proper divisors (25456).

50906 is a wasteful number, since it uses less digits than its factorization.

50906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25455.

The product of its (nonzero) digits is 270, while the sum is 20.

The square root of 50906 is about 225.6235803279. The cubic root of 50906 is about 37.0614998635.

Subtracting 50906 from its reverse (60905), we obtain a palindrome (9999).

The spelling of 50906 in words is "fifty thousand, nine hundred six".