3353053021 has 16 divisors (see below), whose sum is σ = 3640759920. Its totient is φ = 3075563520.

The previous prime is 3353053001. The next prime is 3353053049. The reversal of 3353053021 is 1203503533.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 45077796 + 3307975225 = 6714^2 + 57515^2 .

It is a cyclic number.

It is not a de Polignac number, because 3353053021 - 2²³ = 3344664413 is a prime.

It is a super-2 number, since 2×3353053021² = 22485929123274452882, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3353053001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 860245 + ... + 864133.

It is an arithmetic number, because the mean of its divisors is an integer number (227547495).

Almost surely, 2^3353053021 is an apocalyptic number.

It is an amenable number.

3353053021 is a deficient number, since it is larger than the sum of its proper divisors (287706899).

3353053021 is a wasteful number, since it uses less digits than its factorization.

3353053021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5184.

The product of its (nonzero) digits is 4050, while the sum is 25.

The square root of 3353053021 is about 57905.5525921306. The cubic root of 3353053021 is about 1496.7415223783.

Adding to 3353053021 its reverse (1203503533), we get a palindrome (4556556554).

The spelling of 3353053021 in words is "three billion, three hundred fifty-three million, fifty-three thousand, twenty-one".