3354441821 has 4 divisors (see below), whose sum is σ = 3357268992. Its totient is φ = 3351614652.

The previous prime is 3354441817. The next prime is 3354441829. The reversal of 3354441821 is 1281444533.

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, and also an emirpimes, since its reverse is a distinct semiprime: 1281444533 = 8837 ⋅145009.

It is a cyclic number.

It is not a de Polignac number, because 3354441821 - 2² = 3354441817 is a prime.

It is a super-2 number, since 2×3354441821² = 22504559860947592082, 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 (3354441829) 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, 1411805 + ... + 1414178.

It is an arithmetic number, because the mean of its divisors is an integer number (839317248).

Almost surely, 2^3354441821 is an apocalyptic number.

It is an amenable number.

3354441821 is a deficient number, since it is larger than the sum of its proper divisors (2827171).

3354441821 is a wasteful number, since it uses less digits than its factorization.

3354441821 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2827170.

The product of its digits is 46080, while the sum is 35.

The square root of 3354441821 is about 57917.5432921667. The cubic root of 3354441821 is about 1496.9481388251.

The spelling of 3354441821 in words is "three billion, three hundred fifty-four million, four hundred forty-one thousand, eight hundred twenty-one".