50633213 has 4 divisors (see below), whose sum is σ = 50647968. Its totient is φ = 50618460.

The previous prime is 50633207. The next prime is 50633243. The reversal of 50633213 is 31233605.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 50633213 - 2⁴ = 50633197 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50633243) 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, 770 + ... + 10092.

It is an arithmetic number, because the mean of its divisors is an integer number (12661992).

Almost surely, 2^50633213 is an apocalyptic number.

It is an amenable number.

50633213 is a deficient number, since it is larger than the sum of its proper divisors (14755).

50633213 is an equidigital number, since it uses as much as digits as its factorization.

50633213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14754.

The product of its (nonzero) digits is 1620, while the sum is 23.

The square root of 50633213 is about 7115.7018627821. The cubic root of 50633213 is about 369.9518150059.

Adding to 50633213 its reverse (31233605), we get a palindrome (81866818).

The spelling of 50633213 in words is "fifty million, six hundred thirty-three thousand, two hundred thirteen".