3143861376 has 32 divisors (see below), whose sum is σ = 8350882800. Its totient is φ = 1047953664.

The previous prime is 3143861363. The next prime is 3143861381. The reversal of 3143861376 is 6731683413.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (32).

It is a super-2 number, since 2×3143861376² = 19767728703009226752, which contains 22 as substring.

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4093186 + ... + 4093953.

Almost surely, 2^3143861376 is an apocalyptic number.

It is an amenable number.

3143861376 is an abundant number, since it is smaller than the sum of its proper divisors (5207021424).

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

3143861376 is an equidigital number, since it uses as much as digits as its factorization.

3143861376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8187156 (or 8187144 counting only the distinct ones).

The product of its digits is 217728, while the sum is 42.

The square root of 3143861376 is about 56070.1469232960. The cubic root of 3143861376 is about 1464.9443577123.

The spelling of 3143861376 in words is "three billion, one hundred forty-three million, eight hundred sixty-one thousand, three hundred seventy-six".