7255622 has 8 divisors (see below), whose sum is σ = 11872872. Its totient is φ = 3298000.

The previous prime is 7255621. The next prime is 7255627. The reversal of 7255622 is 2265527.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7255621) 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, 164879 + ... + 164922.

It is an arithmetic number, because the mean of its divisors is an integer number (1484109).

Almost surely, 2^7255622 is an apocalyptic number.

7255622 is a deficient number, since it is larger than the sum of its proper divisors (4617250).

7255622 is a wasteful number, since it uses less digits than its factorization.

7255622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 329814.

The product of its digits is 8400, while the sum is 29.

The square root of 7255622 is about 2693.6261804490. The cubic root of 7255622 is about 193.5938468493.

The spelling of 7255622 in words is "seven million, two hundred fifty-five thousand, six hundred twenty-two".