2273860 has 48 divisors (see below), whose sum is σ = 5080320. Its totient is φ = 853760.

The previous prime is 2273851. The next prime is 2273867. The reversal of 2273860 is 683722.

It is a d-powerful number, because it can be written as 2 + 2 + 7⁶ + 3¹⁰ + 8⁷ + 6 + 0 .

It is not an unprimeable number, because it can be changed into a prime (2273867) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38511 + ... + 38569.

It is an arithmetic number, because the mean of its divisors is an integer number (105840).

2^2273860 is an apocalyptic number.

2273860 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 2273860, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2540160).

2273860 is an abundant number, since it is smaller than the sum of its proper divisors (2806460).

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

2273860 is a wasteful number, since it uses less digits than its factorization.

2273860 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156 (or 154 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 2273860 is about 1507.9323592257. The cubic root of 2273860 is about 131.4986337668.

The spelling of 2273860 in words is "two million, two hundred seventy-three thousand, eight hundred sixty".