2273516 has 12 divisors (see below), whose sum is σ = 4547088. Its totient is φ = 974352.

The previous prime is 2273507. The next prime is 2273533. The reversal of 2273516 is 6153722.

2273516 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40571 + ... + 40626.

It is an arithmetic number, because the mean of its divisors is an integer number (378924).

2^2273516 is an apocalyptic number.

It is an amenable number.

2273516 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2273516 is a wasteful number, since it uses less digits than its factorization.

2273516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81208 (or 81206 counting only the distinct ones).

The product of its digits is 2520, while the sum is 26.

The square root of 2273516 is about 1507.8182914397. The cubic root of 2273516 is about 131.4920021930.

The spelling of 2273516 in words is "two million, two hundred seventy-three thousand, five hundred sixteen".