3339921 has 8 divisors (see below), whose sum is σ = 4795840. Its totient is φ = 2055312.

The previous prime is 3339913. The next prime is 3339937. The reversal of 3339921 is 1299333.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3339921 - 2³ = 3339913 is a prime.

It is a super-2 number, since 2×3339921² = 22310144572482, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3339121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42781 + ... + 42858.

It is an arithmetic number, because the mean of its divisors is an integer number (599480).

Almost surely, 2^3339921 is an apocalyptic number.

It is an amenable number.

3339921 is a deficient number, since it is larger than the sum of its proper divisors (1455919).

3339921 is a wasteful number, since it uses less digits than its factorization.

3339921 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85655.

The product of its digits is 4374, while the sum is 30.

The square root of 3339921 is about 1827.5450746835. The cubic root of 3339921 is about 149.4785001315.

The spelling of 3339921 in words is "three million, three hundred thirty-nine thousand, nine hundred twenty-one".