3943545398 has 8 divisors (see below), whose sum is σ = 6370342608. Its totient is φ = 1820097864.

The previous prime is 3943545391. The next prime is 3943545413. The reversal of 3943545398 is 8935453493.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3943545391) 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, 75837386 + ... + 75837437.

It is an arithmetic number, because the mean of its divisors is an integer number (796292826).

Almost surely, 2^3943545398 is an apocalyptic number.

3943545398 is a deficient number, since it is larger than the sum of its proper divisors (2426797210).

3943545398 is a wasteful number, since it uses less digits than its factorization.

3943545398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151674838.

The product of its digits is 6998400, while the sum is 53.

The square root of 3943545398 is about 62797.6543988707. The cubic root of 3943545398 is about 1579.8976323679.

The spelling of 3943545398 in words is "three billion, nine hundred forty-three million, five hundred forty-five thousand, three hundred ninety-eight".