3384739 has 4 divisors (see below), whose sum is σ = 3448656. Its totient is φ = 3320824.

The previous prime is 3384737. The next prime is 3384743. The reversal of 3384739 is 9374833.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9374833 = 13 ⋅721141.

It is a cyclic number.

It is not a de Polignac number, because 3384739 - 2¹ = 3384737 is a prime.

It is a super-2 number, since 2×3384739² = 22912916196242, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3384698 and 3384707.

It is not an unprimeable number, because it can be changed into a prime (3384737) 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, 31879 + ... + 31984.

It is an arithmetic number, because the mean of its divisors is an integer number (862164).

Almost surely, 2^3384739 is an apocalyptic number.

3384739 is a deficient number, since it is larger than the sum of its proper divisors (63917).

3384739 is an equidigital number, since it uses as much as digits as its factorization.

3384739 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63916.

The product of its digits is 54432, while the sum is 37.

The square root of 3384739 is about 1839.7660177316. The cubic root of 3384739 is about 150.1441429226.

The spelling of 3384739 in words is "three million, three hundred eighty-four thousand, seven hundred thirty-nine".