3949969701 has 8 divisors (see below), whose sum is σ = 5355891360. Its totient is φ = 2588680592.

The previous prime is 3949969691. The next prime is 3949969741. The reversal of 3949969701 is 1079699493.

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 3949969701 - 2¹⁹ = 3949445413 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3949969741) 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, 11157930 + ... + 11158283.

It is an arithmetic number, because the mean of its divisors is an integer number (669486420).

Almost surely, 2^3949969701 is an apocalyptic number.

It is an amenable number.

3949969701 is a deficient number, since it is larger than the sum of its proper divisors (1405921659).

3949969701 is a wasteful number, since it uses less digits than its factorization.

3949969701 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22316275.

The product of its (nonzero) digits is 3306744, while the sum is 57.

The square root of 3949969701 is about 62848.7844035189. The cubic root of 3949969701 is about 1580.7550870624.

The spelling of 3949969701 in words is "three billion, nine hundred forty-nine million, nine hundred sixty-nine thousand, seven hundred one".