2021459533 has 8 divisors (see below), whose sum is σ = 2149790720. Its totient is φ = 1895322240.

The previous prime is 2021459527. The next prime is 2021459537. The reversal of 2021459533 is 3359541202.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2021459533 - 2⁹ = 2021459021 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2021459537) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 546573 + ... + 550258.

It is an arithmetic number, because the mean of its divisors is an integer number (268723840).

Almost surely, 2^2021459533 is an apocalyptic number.

It is an amenable number.

2021459533 is a deficient number, since it is larger than the sum of its proper divisors (128331187).

2021459533 is a wasteful number, since it uses less digits than its factorization.

2021459533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1096947.

The product of its (nonzero) digits is 32400, while the sum is 34.

The square root of 2021459533 is about 44960.6442680707. The cubic root of 2021459533 is about 1264.4112479489.

The spelling of 2021459533 in words is "two billion, twenty-one million, four hundred fifty-nine thousand, five hundred thirty-three".