50040533 has 4 divisors (see below), whose sum is σ = 50984748. Its totient is φ = 49096320.

The previous prime is 50040521. The next prime is 50040589. The reversal of 50040533 is 33504005.

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

It can be written as a sum of positive squares in 2 ways, for example, as 15665764 + 34374769 = 3958^2 + 5863^2 .

It is a cyclic number.

It is not a de Polignac number, because 50040533 - 2²⁴ = 33263317 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50040233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 472028 + ... + 472133.

It is an arithmetic number, because the mean of its divisors is an integer number (12746187).

Almost surely, 2^50040533 is an apocalyptic number.

50040533 is a gapful number since it is divisible by the number (53) formed by its first and last digit.

It is an amenable number.

50040533 is a deficient number, since it is larger than the sum of its proper divisors (944215).

50040533 is an equidigital number, since it uses as much as digits as its factorization.

50040533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 944214.

The product of its (nonzero) digits is 900, while the sum is 20.

The square root of 50040533 is about 7073.9333471556. The cubic root of 50040533 is about 368.5026728749.

Adding to 50040533 its reverse (33504005), we get a palindrome (83544538).

The spelling of 50040533 in words is "fifty million, forty thousand, five hundred thirty-three".