3621339 has 6 divisors (see below), whose sum is σ = 5230836. Its totient is φ = 2414220.

The previous prime is 3621329. The next prime is 3621341. The reversal of 3621339 is 9331263.

3621339 is a `hidden beast` number, since 3 + 621 + 3 + 39 = 666.

It is not a de Polignac number, because 3621339 - 2⁸ = 3621083 is a prime.

It is a super-2 number, since 2×3621339² = 26228192305842, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3621329) 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 5 ways as a sum of consecutive naturals, for example, 201177 + ... + 201194.

It is an arithmetic number, because the mean of its divisors is an integer number (871806).

Almost surely, 2^3621339 is an apocalyptic number.

3621339 is a deficient number, since it is larger than the sum of its proper divisors (1609497).

3621339 is a wasteful number, since it uses less digits than its factorization.

3621339 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 402377 (or 402374 counting only the distinct ones).

The product of its digits is 2916, while the sum is 27.

The square root of 3621339 is about 1902.9816078985. The cubic root of 3621339 is about 153.5641100636.

The spelling of 3621339 in words is "three million, six hundred twenty-one thousand, three hundred thirty-nine".