6507222 has 16 divisors (see below), whose sum is σ = 13091760. Its totient is φ = 2156192.

The previous prime is 6507217. The next prime is 6507239. The reversal of 6507222 is 2227056.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 6507192 and 6507201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2097 + ... + 4172.

It is an arithmetic number, because the mean of its divisors is an integer number (818235).

Almost surely, 2^6507222 is an apocalyptic number.

6507222 is an abundant number, since it is smaller than the sum of its proper divisors (6584538).

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

6507222 is a wasteful number, since it uses less digits than its factorization.

6507222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6447.

The product of its (nonzero) digits is 1680, while the sum is 24.

The square root of 6507222 is about 2550.9257143241. The cubic root of 6507222 is about 186.6946507082.

The spelling of 6507222 in words is "six million, five hundred seven thousand, two hundred twenty-two".