2986278000 has 160 divisors (see below), whose sum is σ = 9706045440. Its totient is φ = 789868800.

The previous prime is 2986277989. The next prime is 2986278011. The reversal of 2986278000 is 8726892.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2986277989) and next prime (2986278011).

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 a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 760041 + ... + 763959.

It is an arithmetic number, because the mean of its divisors is an integer number (60662784).

Almost surely, 2^2986278000 is an apocalyptic number.

2986278000 is a gapful number since it is divisible by the number (20) 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 2986278000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4853022720).

2986278000 is an abundant number, since it is smaller than the sum of its proper divisors (6719767440).

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

2986278000 is a wasteful number, since it uses less digits than its factorization.

2986278000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4072 (or 4056 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 42.

The square root of 2986278000 is about 54646.8480335325. The cubic root of 2986278000 is about 1440.0472592515.

The spelling of 2986278000 in words is "two billion, nine hundred eighty-six million, two hundred seventy-eight thousand".