7214522 has 8 divisors (see below), whose sum is σ = 12367776. Its totient is φ = 3091932.

The previous prime is 7214521. The next prime is 7214527. The reversal of 7214522 is 2254127.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (7214521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 257648 + ... + 257675.

It is an arithmetic number, because the mean of its divisors is an integer number (1545972).

Almost surely, 2^7214522 is an apocalyptic number.

7214522 is a deficient number, since it is larger than the sum of its proper divisors (5153254).

7214522 is a wasteful number, since it uses less digits than its factorization.

7214522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 515332.

The product of its digits is 1120, while the sum is 23.

The square root of 7214522 is about 2685.9862248344. The cubic root of 7214522 is about 193.2276123005.

Adding to 7214522 its reverse (2254127), we get a palindrome (9468649).

The spelling of 7214522 in words is "seven million, two hundred fourteen thousand, five hundred twenty-two".