2272680 has 96 divisors (see below), whose sum is σ = 7581600. Its totient is φ = 590208.

The previous prime is 2272667. The next prime is 2272691. The reversal of 2272680 is 862722.

2272680 = T₂₅ + T₂₆ + ... + T₂₃₈.

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, 21187 + ... + 21293.

It is an arithmetic number, because the mean of its divisors is an integer number (78975).

2^2272680 is an apocalyptic number.

2272680 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 2272680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3790800).

2272680 is an abundant number, since it is smaller than the sum of its proper divisors (5308920).

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

2272680 is a wasteful number, since it uses less digits than its factorization.

2272680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 183 (or 176 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 27.

The square root of 2272680 is about 1507.5410442174. The cubic root of 2272680 is about 131.4758831377.

The spelling of 2272680 in words is "two million, two hundred seventy-two thousand, six hundred eighty".