2274478 has 8 divisors (see below), whose sum is σ = 3418272. Its totient is φ = 1135056.

The previous prime is 2274473. The next prime is 2274479. The reversal of 2274478 is 8744722.

2274478 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2274473) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1051 + ... + 2377.

It is an arithmetic number, because the mean of its divisors is an integer number (427284).

2^2274478 is an apocalyptic number.

2274478 is a deficient number, since it is larger than the sum of its proper divisors (1143794).

2274478 is a wasteful number, since it uses less digits than its factorization.

2274478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2186.

The product of its digits is 25088, while the sum is 34.

The square root of 2274478 is about 1508.1372616576. The cubic root of 2274478 is about 131.5105457864.

It can be divided in two parts, 22744 and 78, that added together give a palindrome (22822).

The spelling of 2274478 in words is "two million, two hundred seventy-four thousand, four hundred seventy-eight".