3448739 has 16 divisors (see below), whose sum is σ = 4241088. Its totient is φ = 2737152.

The previous prime is 3448721. The next prime is 3448751. The reversal of 3448739 is 9378443.

It is a cyclic number.

It is not a de Polignac number, because 3448739 - 2¹⁶ = 3383203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3448759) 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 15 ways as a sum of consecutive naturals, for example, 8489 + ... + 8885.

It is an arithmetic number, because the mean of its divisors is an integer number (265068).

Almost surely, 2^3448739 is an apocalyptic number.

3448739 is a deficient number, since it is larger than the sum of its proper divisors (792349).

3448739 is a wasteful number, since it uses less digits than its factorization.

3448739 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 494.

The product of its digits is 72576, while the sum is 38.

The square root of 3448739 is about 1857.0780812879. The cubic root of 3448739 is about 151.0845687995.

The spelling of 3448739 in words is "three million, four hundred forty-eight thousand, seven hundred thirty-nine".