2273424 has 20 divisors (see below), whose sum is σ = 5873136. Its totient is φ = 757792.

The previous prime is 2273399. The next prime is 2273431. The reversal of 2273424 is 4243722.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a d-powerful number, because it can be written as 2¹¹ + 2¹⁵ + 7⁵ + 3¹⁰ + 4³ + 2²¹ + 4⁸ .

It is a junction number, because it is equal to n+sod(n) for n = 2273394 and 2273403.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23634 + ... + 23729.

2^2273424 is an apocalyptic number.

2273424 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2273424 is an abundant number, since it is smaller than the sum of its proper divisors (3599712).

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

2273424 is a wasteful number, since it uses less digits than its factorization.

2273424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47374 (or 47368 counting only the distinct ones).

The product of its digits is 2688, while the sum is 24.

The square root of 2273424 is about 1507.7877834762. The cubic root of 2273424 is about 131.4902285192.

The spelling of 2273424 in words is "two million, two hundred seventy-three thousand, four hundred twenty-four".