3949442803 has 8 divisors (see below), whose sum is σ = 3966037920. Its totient is φ = 3932873280.

The previous prime is 3949442797. The next prime is 3949442821. The reversal of 3949442803 is 3082449493.

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

It is a cyclic number.

It is not a de Polignac number, because 3949442803 - 2¹⁷ = 3949311731 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3949445803) 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, 341703 + ... + 353071.

It is an arithmetic number, because the mean of its divisors is an integer number (495754740).

Almost surely, 2^3949442803 is an apocalyptic number.

3949442803 is a deficient number, since it is larger than the sum of its proper divisors (16595117).

3949442803 is a wasteful number, since it uses less digits than its factorization.

3949442803 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12797.

The product of its (nonzero) digits is 746496, while the sum is 46.

The square root of 3949442803 is about 62844.5924722247. The cubic root of 3949442803 is about 1580.6847967569.

The spelling of 3949442803 in words is "three billion, nine hundred forty-nine million, four hundred forty-two thousand, eight hundred three".