3949726214 has 16 divisors (see below), whose sum is σ = 6928424448. Its totient is φ = 1653373512.

The previous prime is 3949726199. The next prime is 3949726223. The reversal of 3949726214 is 4126279493.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3279902 + ... + 3281105.

It is an arithmetic number, because the mean of its divisors is an integer number (433026528).

Almost surely, 2^3949726214 is an apocalyptic number.

3949726214 is a deficient number, since it is larger than the sum of its proper divisors (2978698234).

3949726214 is a wasteful number, since it uses less digits than its factorization.

3949726214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6561059.

The product of its digits is 653184, while the sum is 47.

The square root of 3949726214 is about 62846.8472876723. The cubic root of 3949726214 is about 1580.7226056974.

The spelling of 3949726214 in words is "three billion, nine hundred forty-nine million, seven hundred twenty-six thousand, two hundred fourteen".