3345947338 has 4 divisors (see below), whose sum is σ = 5018921010. Its totient is φ = 1672973668.

The previous prime is 3345947321. The next prime is 3345947369. The reversal of 3345947338 is 8337495433.

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

It can be written as a sum of positive squares in only one way, i.e., 3345812649 + 134689 = 57843^2 + 367^2 .

It is a super-2 number, since 2×3345947338² = 22390727177338572488, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3345947291 and 3345947300.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 836486833 + ... + 836486836.

Almost surely, 2^3345947338 is an apocalyptic number.

3345947338 is a deficient number, since it is larger than the sum of its proper divisors (1672973672).

3345947338 is a wasteful number, since it uses less digits than its factorization.

3345947338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1672973671.

The product of its digits is 3265920, while the sum is 49.

The square root of 3345947338 is about 57844.1642518932. The cubic root of 3345947338 is about 1495.6834923487.

The spelling of 3345947338 in words is "three billion, three hundred forty-five million, nine hundred forty-seven thousand, three hundred thirty-eight".