3378644723 has 4 divisors (see below), whose sum is σ = 3380786040. Its totient is φ = 3376503408.

The previous prime is 3378644713. The next prime is 3378644851. The reversal of 3378644723 is 3274468733.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3378644723 - 2⁴ = 3378644707 is a prime.

It is a super-2 number, since 2×3378644723² = 22830480328511493458, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3378644713) 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, 1068290 + ... + 1071447.

It is an arithmetic number, because the mean of its divisors is an integer number (845196510).

Almost surely, 2^3378644723 is an apocalyptic number.

3378644723 is a deficient number, since it is larger than the sum of its proper divisors (2141317).

3378644723 is a wasteful number, since it uses less digits than its factorization.

3378644723 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2141316.

The product of its digits is 2032128, while the sum is 47.

The square root of 3378644723 is about 58126.1105098217. The cubic root of 3378644723 is about 1500.5397647090.

The spelling of 3378644723 in words is "three billion, three hundred seventy-eight million, six hundred forty-four thousand, seven hundred twenty-three".