3478998743 has 8 divisors (see below), whose sum is σ = 3995022720. Its totient is φ = 2996266680.

The previous prime is 3478998739. The next prime is 3478998763.

3478998743 is nontrivially palindromic in base 10.

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

It is not a de Polignac number, because 3478998743 - 2² = 3478998739 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 (3478998763) 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, 8322755 + ... + 8323172.

It is an arithmetic number, because the mean of its divisors is an integer number (499377840).

Almost surely, 2^3478998743 is an apocalyptic number.

3478998743 is a deficient number, since it is larger than the sum of its proper divisors (516023977).

3478998743 is a wasteful number, since it uses less digits than its factorization.

3478998743 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16645957.

The product of its digits is 36578304, while the sum is 62.

The square root of 3478998743 is about 58983.0377566297. The cubic root of 3478998743 is about 1515.2516209705.

The spelling of 3478998743 in words is "three billion, four hundred seventy-eight million, nine hundred ninety-eight thousand, seven hundred forty-three".