3440040671 has 4 divisors (see below), whose sum is σ = 3523944144. Its totient is φ = 3356137200.

The previous prime is 3440040623. The next prime is 3440040719. The reversal of 3440040671 is 1760400443.

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

It is an interprime number because it is at equal distance from previous prime (3440040623) and next prime (3440040719).

It is a cyclic number.

It is not a de Polignac number, because 3440040671 - 2²² = 3435846367 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3440040971) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41951675 + ... + 41951756.

It is an arithmetic number, because the mean of its divisors is an integer number (880986036).

Almost surely, 2^3440040671 is an apocalyptic number.

3440040671 is a deficient number, since it is larger than the sum of its proper divisors (83903473).

3440040671 is an equidigital number, since it uses as much as digits as its factorization.

3440040671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83903472.

The product of its (nonzero) digits is 8064, while the sum is 29.

The square root of 3440040671 is about 58651.8599108332. The cubic root of 3440040671 is about 1509.5744120258.

The spelling of 3440040671 in words is "three billion, four hundred forty million, forty thousand, six hundred seventy-one".