6623330 has 32 divisors (see below), whose sum is σ = 13910400. Its totient is φ = 2269680.

The previous prime is 6623327. The next prime is 6623341. The reversal of 6623330 is 333266.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 6623296 and 6623305.

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, 2465 + ... + 4395.

It is an arithmetic number, because the mean of its divisors is an integer number (434700).

Almost surely, 2^6623330 is an apocalyptic number.

6623330 is an abundant number, since it is smaller than the sum of its proper divisors (7287070).

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

6623330 is a wasteful number, since it uses less digits than its factorization.

6623330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1959 (or 1945 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 23.

The square root of 6623330 is about 2573.5831053222. The cubic root of 6623330 is about 187.7985052598.

Adding to 6623330 its reverse (333266), we get a palindrome (6956596).

Subtracting from 6623330 its reverse (333266), we obtain a square (6290064 = 2508²).

The spelling of 6623330 in words is "six million, six hundred twenty-three thousand, three hundred thirty".