3946171392 has 176 divisors, whose sum is σ = 11911574880. Its totient is φ = 1290092544.

The previous prime is 3946171391. The next prime is 3946171417. The reversal of 3946171392 is 2931716493.

3946171392 is a `hidden beast` number, since 3 + 94 + 6 + 171 + 392 = 666.

It is not an unprimeable number, because it can be changed into a prime (3946171391) 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, 1463998 + ... + 1466690.

Almost surely, 2^3946171392 is an apocalyptic number.

3946171392 is a gapful number since it is divisible by the number (32) 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 3946171392, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5955787440).

3946171392 is an abundant number, since it is smaller than the sum of its proper divisors (7965403488).

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

3946171392 is a wasteful number, since it uses less digits than its factorization.

3946171392 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2775 (or 2751 counting only the distinct ones).

The product of its digits is 244944, while the sum is 45.

The square root of 3946171392 is about 62818.5592958005. The cubic root of 3946171392 is about 1580.2482374482.

The spelling of 3946171392 in words is "three billion, nine hundred forty-six million, one hundred seventy-one thousand, three hundred ninety-two".