4226418 has 40 divisors (see below), whose sum is σ = 10826112. Its totient is φ = 1207224.

The previous prime is 4226413. The next prime is 4226423. The reversal of 4226418 is 8146224.

It is an interprime number because it is at equal distance from previous prime (4226413) and next prime (4226423).

It is a super-2 number, since 2×4226418² = 35725218221448, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 4226391 and 4226400.

It is not an unprimeable number, because it can be changed into a prime (4226413) 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 19 ways as a sum of consecutive naturals, for example, 730 + ... + 2997.

Almost surely, 2^4226418 is an apocalyptic number.

4226418 is an abundant number, since it is smaller than the sum of its proper divisors (6599694).

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

4226418 is a wasteful number, since it uses less digits than its factorization.

4226418 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3748 (or 3739 counting only the distinct ones).

The product of its digits is 3072, while the sum is 27.

The square root of 4226418 is about 2055.8253816898. The cubic root of 4226418 is about 161.6804400117.

The spelling of 4226418 in words is "four million, two hundred twenty-six thousand, four hundred eighteen".