3958678714 has 4 divisors (see below), whose sum is σ = 5938018074. Its totient is φ = 1979339356.

The previous prime is 3958678687. The next prime is 3958678723. The reversal of 3958678714 is 4178768593.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4178768593 = 23 ⋅181685591.

It can be written as a sum of positive squares in only one way, i.e., 3438063225 + 520615489 = 58635^2 + 22817^2 .

It is a super-2 number, since 2×3958678714² = 31342274321353387592, which contains 22 as substring.

It is a Smith number, since the sum of its digits (58) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 989669677 + ... + 989669680.

Almost surely, 2^3958678714 is an apocalyptic number.

3958678714 is a deficient number, since it is larger than the sum of its proper divisors (1979339360).

3958678714 is a wasteful number, since it uses less digits than its factorization.

3958678714 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1979339359.

The product of its digits is 10160640, while the sum is 58.

The square root of 3958678714 is about 62918.0317079293. The cubic root of 3958678714 is about 1581.9159998616.

The spelling of 3958678714 in words is "three billion, nine hundred fifty-eight million, six hundred seventy-eight thousand, seven hundred fourteen".