3465621 has 6 divisors (see below), whose sum is σ = 5005910. Its totient is φ = 2310408.

The previous prime is 3465611. The next prime is 3465629. The reversal of 3465621 is 1265643.

3465621 is a `hidden beast` number, since 3 + 4 + 656 + 2 + 1 = 666.

3465621 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 3294225 + 171396 = 1815^2 + 414^2 .

It is not a de Polignac number, because 3465621 - 2¹¹ = 3463573 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3465629) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 192526 + ... + 192543.

Almost surely, 2^3465621 is an apocalyptic number.

It is an amenable number.

3465621 is a deficient number, since it is larger than the sum of its proper divisors (1540289).

3465621 is a wasteful number, since it uses less digits than its factorization.

3465621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 385075 (or 385072 counting only the distinct ones).

The product of its digits is 4320, while the sum is 27.

The square root of 3465621 is about 1861.6178447791. The cubic root of 3465621 is about 151.3306934577.

The spelling of 3465621 in words is "three million, four hundred sixty-five thousand, six hundred twenty-one".