3874953786 has 64 divisors (see below), whose sum is σ = 8973296640. Its totient is φ = 1102498560.

The previous prime is 3874953767. The next prime is 3874953809. The reversal of 3874953786 is 6873594783.

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 in 31 ways as a sum of consecutive naturals, for example, 488625 + ... + 496491.

It is an arithmetic number, because the mean of its divisors is an integer number (140207760).

Almost surely, 2^3874953786 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3874953786, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4486648320).

3874953786 is an abundant number, since it is smaller than the sum of its proper divisors (5098342854).

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

3874953786 is a wasteful number, since it uses less digits than its factorization.

3874953786 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8339.

The product of its digits is 30481920, while the sum is 60.

The square root of 3874953786 is about 62249.1267890562. The cubic root of 3874953786 is about 1570.6840820519.

The spelling of 3874953786 in words is "three billion, eight hundred seventy-four million, nine hundred fifty-three thousand, seven hundred eighty-six".