7223250 has 32 divisors (see below), whose sum is σ = 18031104. Its totient is φ = 1926000.

The previous prime is 7223243. The next prime is 7223261. The reversal of 7223250 is 523227.

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, 4066 + ... + 5565.

It is an arithmetic number, because the mean of its divisors is an integer number (563472).

Almost surely, 2^7223250 is an apocalyptic number.

7223250 is an abundant number, since it is smaller than the sum of its proper divisors (10807854).

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

7223250 is a wasteful number, since it uses less digits than its factorization.

7223250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9651 (or 9641 counting only the distinct ones).

The product of its (nonzero) digits is 840, while the sum is 21.

The square root of 7223250 is about 2687.6104628461. The cubic root of 7223250 is about 193.3055020051.

Adding to 7223250 its reverse (523227), we get a palindrome (7746477).

The spelling of 7223250 in words is "seven million, two hundred twenty-three thousand, two hundred fifty".