2873000 has 96 divisors (see below), whose sum is σ = 7707960. Its totient is φ = 998400.

The previous prime is 2872997. The next prime is 2873023. The reversal of 2873000 is 3782.

It can be written as a sum of positive squares in 12 ways, for example, as 556516 + 2316484 = 746^2 + 1522^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 168992 + ... + 169008.

2^2873000 is an apocalyptic number.

2873000 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 2873000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3853980).

2873000 is an abundant number, since it is smaller than the sum of its proper divisors (4834960).

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

2873000 is a wasteful number, since it uses less digits than its factorization.

2873000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64 (or 37 counting only the distinct ones).

The product of its (nonzero) digits is 336, while the sum is 20.

The square root of 2873000 is about 1694.9926253527. The cubic root of 2873000 is about 142.1603689731.

Adding to 2873000 its reverse (3782), we get a palindrome (2876782).

The spelling of 2873000 in words is "two million, eight hundred seventy-three thousand".