3891949014 has 8 divisors (see below), whose sum is σ = 7783898040. Its totient is φ = 1297316336.

The previous prime is 3891949001. The next prime is 3891949021. The reversal of 3891949014 is 4109491983.

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

3891949014 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 324329079 + ... + 324329090.

It is an arithmetic number, because the mean of its divisors is an integer number (972987255).

Almost surely, 2^3891949014 is an apocalyptic number.

3891949014 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3891949014 is a wasteful number, since it uses less digits than its factorization.

3891949014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 648658174.

The product of its (nonzero) digits is 279936, while the sum is 48.

The square root of 3891949014 is about 62385.4872065611. The cubic root of 3891949014 is about 1572.9770300703.

The spelling of 3891949014 in words is "three billion, eight hundred ninety-one million, nine hundred forty-nine thousand, fourteen".