3989755374 has 32 divisors (see below), whose sum is σ = 8768480256. Its totient is φ = 1200189120.

The previous prime is 3989755369. The next prime is 3989755379. The reversal of 3989755374 is 4735579893.

It is an interprime number because it is at equal distance from previous prime (3989755369) and next prime (3989755379).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3989755379) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 211582 + ... + 229665.

It is an arithmetic number, because the mean of its divisors is an integer number (274015008).

Almost surely, 2^3989755374 is an apocalyptic number.

3989755374 is an abundant number, since it is smaller than the sum of its proper divisors (4778724882).

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

3989755374 is a wasteful number, since it uses less digits than its factorization.

3989755374 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 441400.

The product of its digits is 28576800, while the sum is 60.

The square root of 3989755374 is about 63164.5103994324. The cubic root of 3989755374 is about 1586.0446991903.

The spelling of 3989755374 in words is "three billion, nine hundred eighty-nine million, seven hundred fifty-five thousand, three hundred seventy-four".