7814226 has 32 divisors (see below), whose sum is σ = 18230400. Its totient is φ = 2232048.

The previous prime is 7814221. The next prime is 7814239. The reversal of 7814226 is 6224187.

It is a super-2 number, since 2×7814226² = 122124255958152, which contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 7814193 and 7814202.

It is not an unprimeable number, because it can be changed into a prime (7814221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 160 + ... + 3956.

It is an arithmetic number, because the mean of its divisors is an integer number (569700).

Almost surely, 2^7814226 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 7814226, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9115200).

7814226 is an abundant number, since it is smaller than the sum of its proper divisors (10416174).

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

7814226 is a wasteful number, since it uses less digits than its factorization.

7814226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3823 (or 3809 counting only the distinct ones).

The product of its digits is 5376, while the sum is 30.

The square root of 7814226 is about 2795.3937110897. The cubic root of 7814226 is about 198.4397429759.

The spelling of 7814226 in words is "seven million, eight hundred fourteen thousand, two hundred twenty-six".