2871440250 has 128 divisors (see below), whose sum is σ = 8673080832. Its totient is φ = 617702400.

The previous prime is 2871440219. The next prime is 2871440263. The reversal of 2871440250 is 520441782.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 73164 + ... + 105336.

It is an arithmetic number, because the mean of its divisors is an integer number (67758444).

Almost surely, 2^2871440250 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2871440250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4336540416).

2871440250 is an abundant number, since it is smaller than the sum of its proper divisors (5801640582).

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

2871440250 is a wasteful number, since it uses less digits than its factorization.

2871440250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32217 (or 32207 counting only the distinct ones).

The product of its (nonzero) digits is 17920, while the sum is 33.

The square root of 2871440250 is about 53585.8213522943. The cubic root of 2871440250 is about 1421.3463805601.

The spelling of 2871440250 in words is "two billion, eight hundred seventy-one million, four hundred forty thousand, two hundred fifty".