3348822821 has 4 divisors (see below), whose sum is σ = 3464299500. Its totient is φ = 3233346144.

The previous prime is 3348822817. The next prime is 3348822853. The reversal of 3348822821 is 1282288433.

It is a happy number.

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 530380900 + 2818441921 = 23030^2 + 53089^2 .

It is a cyclic number.

It is not a de Polignac number, because 3348822821 - 2² = 3348822817 is a prime.

It is a super-2 number, since 2×3348822821² = 22429228572900796082, 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 (3348822881) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57738296 + ... + 57738353.

It is an arithmetic number, because the mean of its divisors is an integer number (866074875).

Almost surely, 2^3348822821 is an apocalyptic number.

It is an amenable number.

3348822821 is a deficient number, since it is larger than the sum of its proper divisors (115476679).

3348822821 is a wasteful number, since it uses less digits than its factorization.

3348822821 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115476678.

The product of its digits is 147456, while the sum is 41.

The square root of 3348822821 is about 57869.0143427379. The cubic root of 3348822821 is about 1496.1118295360. Note that the first 3 decimals are identical.

The spelling of 3348822821 in words is "three billion, three hundred forty-eight million, eight hundred twenty-two thousand, eight hundred twenty-one".