2042857533 has 4 divisors (see below), whose sum is σ = 2723810048. Its totient is φ = 1361905020.

The previous prime is 2042857489. The next prime is 2042857567. The reversal of 2042857533 is 3357582402.

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.

It is not a de Polignac number, because 2042857533 - 2¹⁶ = 2042791997 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2042857491 and 2042857500.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2042857633) 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, 340476253 + ... + 340476258.

It is an arithmetic number, because the mean of its divisors is an integer number (680952512).

Almost surely, 2^2042857533 is an apocalyptic number.

It is an amenable number.

2042857533 is a deficient number, since it is larger than the sum of its proper divisors (680952515).

2042857533 is an equidigital number, since it uses as much as digits as its factorization.

2042857533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 680952514.

The product of its (nonzero) digits is 201600, while the sum is 39.

The square root of 2042857533 is about 45197.9815146650. The cubic root of 2042857533 is about 1268.8570395492.

The spelling of 2042857533 in words is "two billion, forty-two million, eight hundred fifty-seven thousand, five hundred thirty-three".