4226278 has 8 divisors (see below), whose sum is σ = 7245072. Its totient is φ = 1811256.

The previous prime is 4226249. The next prime is 4226279. The reversal of 4226278 is 8726224.

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

It is a super-2 number, since 2×4226278² = 35722851466568, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4226279) 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, 150925 + ... + 150952.

It is an arithmetic number, because the mean of its divisors is an integer number (905634).

Almost surely, 2^4226278 is an apocalyptic number.

4226278 is a deficient number, since it is larger than the sum of its proper divisors (3018794).

4226278 is a wasteful number, since it uses less digits than its factorization.

4226278 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 301886.

The product of its digits is 10752, while the sum is 31.

The square root of 4226278 is about 2055.7913318233. The cubic root of 4226278 is about 161.6786547717.

The spelling of 4226278 in words is "four million, two hundred twenty-six thousand, two hundred seventy-eight".