3448021 has 8 divisors (see below), whose sum is σ = 3569184. Its totient is φ = 3329040.

The previous prime is 3448007. The next prime is 3448033. The reversal of 3448021 is 1208443.

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 3448021 - 2⁵ = 3447989 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3447983 and 3448001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3448001) 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, 3066 + ... + 4036.

It is an arithmetic number, because the mean of its divisors is an integer number (446148).

Almost surely, 2^3448021 is an apocalyptic number.

It is an amenable number.

3448021 is a deficient number, since it is larger than the sum of its proper divisors (121163).

3448021 is an equidigital number, since it uses as much as digits as its factorization.

3448021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1091.

The product of its (nonzero) digits is 768, while the sum is 22.

The square root of 3448021 is about 1856.8847567903. The cubic root of 3448021 is about 151.0740832037.

The spelling of 3448021 in words is "three million, four hundred forty-eight thousand, twenty-one".