2042550533 has 4 divisors (see below), whose sum is σ = 2112983340. Its totient is φ = 1972117728.

The previous prime is 2042550511. The next prime is 2042550541. The reversal of 2042550533 is 3350552402.

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 606292129 + 1436258404 = 24623^2 + 37898^2 .

It is a cyclic number.

It is not a de Polignac number, because 2042550533 - 2⁶ = 2042550469 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (29), and also a Moran number because the ratio is a prime number: 70432777 = 2042550533 / (2 + 0 + 4 + 2 + 5 + 5 + 0 + 5 + 3 + 3).

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 = 2042550496 and 2042550505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2042550583) 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, 35216360 + ... + 35216417.

It is an arithmetic number, because the mean of its divisors is an integer number (528245835).

Almost surely, 2^2042550533 is an apocalyptic number.

It is an amenable number.

2042550533 is a deficient number, since it is larger than the sum of its proper divisors (70432807).

2042550533 is an equidigital number, since it uses as much as digits as its factorization.

2042550533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70432806.

The product of its (nonzero) digits is 18000, while the sum is 29.

The square root of 2042550533 is about 45194.5852177006. The cubic root of 2042550533 is about 1268.7934752168.

The spelling of 2042550533 in words is "two billion, forty-two million, five hundred fifty thousand, five hundred thirty-three".