2873800 has 24 divisors (see below), whose sum is σ = 6682050. Its totient is φ = 1149440.

The previous prime is 2873797. The next prime is 2873809. The reversal of 2873800 is 83782.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 2256004 + 617796 = 1502^2 + 786^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2873809) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6985 + ... + 7384.

2^2873800 is an apocalyptic number.

2873800 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2873800 is an abundant number, since it is smaller than the sum of its proper divisors (3808250).

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

2873800 is a wasteful number, since it uses less digits than its factorization.

2873800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14385 (or 14376 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 28.

The square root of 2873800 is about 1695.2285981542. The cubic root of 2873800 is about 142.1735628170.

The spelling of 2873800 in words is "two million, eight hundred seventy-three thousand, eight hundred".