3339947 has 6 divisors (see below), whose sum is σ = 3616812. Its totient is φ = 3082872.

The previous prime is 3339943. The next prime is 3339949. The reversal of 3339947 is 7499333.

It is not a de Polignac number, because 3339947 - 2² = 3339943 is a prime.

It is a super-2 number, since 2×3339947² = 22310491925618, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3339947.

It is not an unprimeable number, because it can be changed into a prime (3339943) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 9713 + ... + 10050.

It is an arithmetic number, because the mean of its divisors is an integer number (602802).

Almost surely, 2^3339947 is an apocalyptic number.

3339947 is a deficient number, since it is larger than the sum of its proper divisors (276865).

3339947 is a wasteful number, since it uses less digits than its factorization.

3339947 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19789 (or 19776 counting only the distinct ones).

The product of its digits is 61236, while the sum is 38.

The square root of 3339947 is about 1827.5521880373. The cubic root of 3339947 is about 149.4788880080.

The spelling of 3339947 in words is "three million, three hundred thirty-nine thousand, nine hundred forty-seven".