3448619021 has 2 divisors, whose sum is σ = 3448619022. Its totient is φ = 3448619020.

The previous prime is 3448619017. The next prime is 3448619033. The reversal of 3448619021 is 1209168443.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2480538025 + 968080996 = 49805^2 + 31114^2 .

It is a cyclic number.

It is not a de Polignac number, because 3448619021 - 2² = 3448619017 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3448679021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1724309510 + 1724309511.

It is an arithmetic number, because the mean of its divisors is an integer number (1724309511).

Almost surely, 2^3448619021 is an apocalyptic number.

It is an amenable number.

3448619021 is a deficient number, since it is larger than the sum of its proper divisors (1).

3448619021 is an equidigital number, since it uses as much as digits as its factorization.

3448619021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 41472, while the sum is 38.

The square root of 3448619021 is about 58724.9437717909. The cubic root of 3448619021 is about 1510.8281674021.

The spelling of 3448619021 in words is "three billion, four hundred forty-eight million, six hundred nineteen thousand, twenty-one".