3916491000 has 128 divisors (see below), whose sum is σ = 12272420160. Its totient is φ = 1039872000.

The previous prime is 3916490999. The next prime is 3916491043. The reversal of 3916491000 is 1946193.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 720292 + ... + 725708.

Almost surely, 2^3916491000 is an apocalyptic number.

3916491000 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3916491000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6136210080).

3916491000 is an abundant number, since it is smaller than the sum of its proper divisors (8355929160).

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

3916491000 is a wasteful number, since it uses less digits than its factorization.

3916491000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5682 (or 5668 counting only the distinct ones).

The product of its (nonzero) digits is 5832, while the sum is 33.

The square root of 3916491000 is about 62581.8743726968. The cubic root of 3916491000 is about 1576.2764155240.

The spelling of 3916491000 in words is "three billion, nine hundred sixteen million, four hundred ninety-one thousand".