3460021 has 4 divisors (see below), whose sum is σ = 3501792. Its totient is φ = 3418252.

The previous prime is 3459997. The next prime is 3460049. The reversal of 3460021 is 1200643.

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.

It is a cyclic number.

It is not a de Polignac number, because 3460021 - 2¹¹ = 3457973 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3459977 and 3460004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3460091) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20761 + ... + 20926.

It is an arithmetic number, because the mean of its divisors is an integer number (875448).

Almost surely, 2^3460021 is an apocalyptic number.

It is an amenable number.

3460021 is a deficient number, since it is larger than the sum of its proper divisors (41771).

3460021 is an equidigital number, since it uses as much as digits as its factorization.

3460021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41770.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 3460021 is about 1860.1131686002. The cubic root of 3460021 is about 151.2491391705.

Adding to 3460021 its reverse (1200643), we get a palindrome (4660664).

The spelling of 3460021 in words is "three million, four hundred sixty thousand, twenty-one".