3467621 has 2 divisors, whose sum is σ = 3467622. Its totient is φ = 3467620.

The previous prime is 3467593. The next prime is 3467623. The reversal of 3467621 is 1267643.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2992900 + 474721 = 1730^2 + 689^2 .

It is a cyclic number.

It is not a de Polignac number, because 3467621 - 2¹⁰ = 3466597 is a prime.

Together with 3467623, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3467623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1733810 + 1733811.

It is an arithmetic number, because the mean of its divisors is an integer number (1733811).

Almost surely, 2^3467621 is an apocalyptic number.

It is an amenable number.

3467621 is a deficient number, since it is larger than the sum of its proper divisors (1).

3467621 is an equidigital number, since it uses as much as digits as its factorization.

3467621 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6048, while the sum is 29.

The square root of 3467621 is about 1862.1549344778. The cubic root of 3467621 is about 151.3597986969.

The spelling of 3467621 in words is "three million, four hundred sixty-seven thousand, six hundred twenty-one".