7688226 has 32 divisors (see below), whose sum is σ = 18926208. Its totient is φ = 2027520.

The previous prime is 7688209. The next prime is 7688237. The reversal of 7688226 is 6228867.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6495 + ... + 7586.

It is an arithmetic number, because the mean of its divisors is an integer number (591444).

Almost surely, 2^7688226 is an apocalyptic number.

7688226 is an abundant number, since it is smaller than the sum of its proper divisors (11237982).

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

7688226 is a wasteful number, since it uses less digits than its factorization.

7688226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14106.

The product of its digits is 64512, while the sum is 39.

The square root of 7688226 is about 2772.7650459424. The cubic root of 7688226 is about 197.3673819941.

The spelling of 7688226 in words is "seven million, six hundred eighty-eight thousand, two hundred twenty-six".