7205422 has 16 divisors (see below), whose sum is σ = 12654432. Its totient is φ = 3012480.

The previous prime is 7205383. The next prime is 7205437. The reversal of 7205422 is 2245027.

It is a junction number, because it is equal to n+sod(n) for n = 7205393 and 7205402.

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, 5703 + ... + 6850.

It is an arithmetic number, because the mean of its divisors is an integer number (790902).

Almost surely, 2^7205422 is an apocalyptic number.

7205422 is a deficient number, since it is larger than the sum of its proper divisors (5449010).

7205422 is a wasteful number, since it uses less digits than its factorization.

7205422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12603.

The product of its (nonzero) digits is 1120, while the sum is 22.

The square root of 7205422 is about 2684.2917129105. The cubic root of 7205422 is about 193.1463359021.

The spelling of 7205422 in words is "seven million, two hundred five thousand, four hundred twenty-two".