7135222 has 16 divisors (see below), whose sum is σ = 11381760. Its totient is φ = 3345192.

The previous prime is 7135217. The next prime is 7135229. The reversal of 7135222 is 2225317.

It is a super-2 number, since 2×7135222² = 101822785978568, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 7135193 and 7135202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7135229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3003 + ... + 4825.

It is an arithmetic number, because the mean of its divisors is an integer number (711360).

Almost surely, 2^7135222 is an apocalyptic number.

7135222 is a deficient number, since it is larger than the sum of its proper divisors (4246538).

7135222 is a wasteful number, since it uses less digits than its factorization.

7135222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1947.

The product of its digits is 840, while the sum is 22.

The square root of 7135222 is about 2671.1836327741. The cubic root of 7135222 is about 192.5170345301.

The spelling of 7135222 in words is "seven million, one hundred thirty-five thousand, two hundred twenty-two".