3316621 has 16 divisors (see below), whose sum is σ = 4354560. Its totient is φ = 2447280.

The previous prime is 3316619. The next prime is 3316627. The reversal of 3316621 is 1266133.

It is not a de Polignac number, because 3316621 - 2¹ = 3316619 is a prime.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 3316592 and 3316601.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3316627) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 330 + ... + 2596.

It is an arithmetic number, because the mean of its divisors is an integer number (272160).

Almost surely, 2^3316621 is an apocalyptic number.

It is an amenable number.

3316621 is a deficient number, since it is larger than the sum of its proper divisors (1037939).

3316621 is a wasteful number, since it uses less digits than its factorization.

3316621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2304.

The product of its digits is 648, while the sum is 22.

The square root of 3316621 is about 1821.1592461946. The cubic root of 3316621 is about 149.1300907309.

The spelling of 3316621 in words is "three million, three hundred sixteen thousand, six hundred twenty-one".