3380639 has 4 divisors (see below), whose sum is σ = 3384360. Its totient is φ = 3376920.

The previous prime is 3380633. The next prime is 3380659. The reversal of 3380639 is 9360833.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 3380639 - 2⁴ = 3380623 is a prime.

It is a super-2 number, since 2×3380639² = 22857440096642, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3380633) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 509 + ... + 2649.

It is an arithmetic number, because the mean of its divisors is an integer number (846090).

Almost surely, 2^3380639 is an apocalyptic number.

3380639 is a deficient number, since it is larger than the sum of its proper divisors (3721).

3380639 is a wasteful number, since it uses less digits than its factorization.

3380639 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3720.

The product of its (nonzero) digits is 11664, while the sum is 32.

The square root of 3380639 is about 1838.6514079618. The cubic root of 3380639 is about 150.0834942568.

The spelling of 3380639 in words is "three million, three hundred eighty thousand, six hundred thirty-nine".