7534222 has 16 divisors (see below), whose sum is σ = 11952000. Its totient is φ = 3552120.

The previous prime is 7534193. The next prime is 7534243. The reversal of 7534222 is 2224357.

It is a super-2 number, since 2×7534222² = 113529002290568, which contains 22 as substring.

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, 12279 + ... + 12877.

It is an arithmetic number, because the mean of its divisors is an integer number (747000).

Almost surely, 2^7534222 is an apocalyptic number.

7534222 is a deficient number, since it is larger than the sum of its proper divisors (4417778).

7534222 is a wasteful number, since it uses less digits than its factorization.

7534222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 951.

The product of its digits is 3360, while the sum is 25.

The square root of 7534222 is about 2744.8537301649. The cubic root of 7534222 is about 196.0406517096.

Adding to 7534222 its reverse (2224357), we get a palindrome (9758579).

It can be divided in two parts, 753422 and 2, that added together give a square (753424 = 868²).

The spelling of 7534222 in words is "seven million, five hundred thirty-four thousand, two hundred twenty-two".