3916987423 has 16 divisors (see below), whose sum is σ = 4224208896. Its totient is φ = 3621467520.

The previous prime is 3916987409. The next prime is 3916987429. The reversal of 3916987423 is 3247896193.

It is a cyclic number.

It is not a de Polignac number, because 3916987423 - 2⁹ = 3916986911 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3916987429) by changing a digit.

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 in 15 ways as a sum of consecutive naturals, for example, 693790 + ... + 699412.

It is an arithmetic number, because the mean of its divisors is an integer number (264013056).

Almost surely, 2^3916987423 is an apocalyptic number.

3916987423 is a deficient number, since it is larger than the sum of its proper divisors (307221473).

3916987423 is a wasteful number, since it uses less digits than its factorization.

3916987423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6654.

The product of its digits is 1959552, while the sum is 52.

The square root of 3916987423 is about 62585.8404353573. The cubic root of 3916987423 is about 1576.3430114307.

The spelling of 3916987423 in words is "three billion, nine hundred sixteen million, nine hundred eighty-seven thousand, four hundred twenty-three".