50520533 has 4 divisors (see below), whose sum is σ = 57737760. Its totient is φ = 43303308.

The previous prime is 50520517. The next prime is 50520551. The reversal of 50520533 is 33502505.

It is a happy number.

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 an emirpimes, since its reverse is a distinct semiprime: 33502505 = 5 ⋅6700501.

It is a cyclic number.

It is not a de Polignac number, because 50520533 - 2⁴ = 50520517 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 50520499 and 50520508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50520553) 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, 3608603 + ... + 3608616.

It is an arithmetic number, because the mean of its divisors is an integer number (14434440).

Almost surely, 2^50520533 is an apocalyptic number.

It is an amenable number.

50520533 is a deficient number, since it is larger than the sum of its proper divisors (7217227).

50520533 is an equidigital number, since it uses as much as digits as its factorization.

50520533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7217226.

The product of its (nonzero) digits is 2250, while the sum is 23.

The square root of 50520533 is about 7107.7797517931. The cubic root of 50520533 is about 369.6771788572.

The spelling of 50520533 in words is "fifty million, five hundred twenty thousand, five hundred thirty-three".