7663228 has 12 divisors (see below), whose sum is σ = 13738032. Its totient is φ = 3738080.

The previous prime is 7663223. The next prime is 7663241. The reversal of 7663228 is 8223667.

It is a d-powerful number, because it can be written as 7⁸ + 6⁵ + 6⁷ + 3¹³ + 2¹³ + 2¹³ + 8 .

It is a junction number, because it is equal to n+sod(n) for n = 7663193 and 7663202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7663223) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23200 + ... + 23527.

It is an arithmetic number, because the mean of its divisors is an integer number (1144836).

Almost surely, 2^7663228 is an apocalyptic number.

It is an amenable number.

7663228 is a deficient number, since it is larger than the sum of its proper divisors (6074804).

7663228 is a wasteful number, since it uses less digits than its factorization.

7663228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46772 (or 46770 counting only the distinct ones).

The product of its digits is 24192, while the sum is 34.

The square root of 7663228 is about 2768.2536010994. The cubic root of 7663228 is about 197.1532386688.

It can be divided in two parts, 766322 and 8, that multiplied together give a square (6130576 = 2476²).

The spelling of 7663228 in words is "seven million, six hundred sixty-three thousand, two hundred twenty-eight".