7222352 has 10 divisors (see below), whose sum is σ = 13993338. Its totient is φ = 3611168.

The previous prime is 7222343. The next prime is 7222357. The reversal of 7222352 is 2532227.

It can be written as a sum of positive squares in only one way, i.e., 7203856 + 18496 = 2684^2 + 136^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7222357) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 225683 + ... + 225714.

Almost surely, 2^7222352 is an apocalyptic number.

It is an amenable number.

7222352 is a deficient number, since it is larger than the sum of its proper divisors (6770986).

7222352 is a wasteful number, since it uses less digits than its factorization.

7222352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 451405 (or 451399 counting only the distinct ones).

The product of its digits is 1680, while the sum is 23.

The square root of 7222352 is about 2687.4433947527. The cubic root of 7222352 is about 193.2974910435.

Adding to 7222352 its reverse (2532227), we get a palindrome (9754579).

The spelling of 7222352 in words is "seven million, two hundred twenty-two thousand, three hundred fifty-two".