2272736 has 12 divisors (see below), whose sum is σ = 4474512. Its totient is φ = 1136352.

The previous prime is 2272733. The next prime is 2272757. The reversal of 2272736 is 6372722.

It is a junction number, because it is equal to n+sod(n) for n = 2272699 and 2272708.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2272733) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35480 + ... + 35543.

It is an arithmetic number, because the mean of its divisors is an integer number (372876).

2^2272736 is an apocalyptic number.

It is an amenable number.

2272736 is a deficient number, since it is larger than the sum of its proper divisors (2201776).

2272736 is an equidigital number, since it uses as much as digits as its factorization.

2272736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71033 (or 71025 counting only the distinct ones).

The product of its digits is 7056, while the sum is 29.

The square root of 2272736 is about 1507.5596173949. The cubic root of 2272736 is about 131.4769630065.

The spelling of 2272736 in words is "two million, two hundred seventy-two thousand, seven hundred thirty-six".