2863900 has 36 divisors (see below), whose sum is σ = 6695752. Its totient is φ = 1056960.

The previous prime is 2863897. The next prime is 2863907. The reversal of 2863900 is 93682.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2863907) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 199 + ... + 2401.

2^2863900 is an apocalyptic number.

2863900 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 2863900, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3347876).

2863900 is an abundant number, since it is smaller than the sum of its proper divisors (3831852).

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

2863900 is a wasteful number, since it uses less digits than its factorization.

2863900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2230 (or 2223 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 2863900 is about 1692.3061188804. The cubic root of 2863900 is about 142.0101163195.

It can be divided in two parts, 286 and 3900, that added together give a triangular number (4186 = T₉₁).

The spelling of 2863900 in words is "two million, eight hundred sixty-three thousand, nine hundred".