7222575 has 48 divisors (see below), whose sum is σ = 12856320. Its totient is φ = 3569280.

The previous prime is 7222573. The next prime is 7222591. The reversal of 7222575 is 5752227.

It is not a de Polignac number, because 7222575 - 2¹ = 7222573 is a prime.

7222575 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7222571) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 91386 + ... + 91464.

It is an arithmetic number, because the mean of its divisors is an integer number (267840).

Almost surely, 2^7222575 is an apocalyptic number.

7222575 is a gapful number since it is divisible by the number (75) formed by its first and last digit.

7222575 is a deficient number, since it is larger than the sum of its proper divisors (5633745).

7222575 is a wasteful number, since it uses less digits than its factorization.

7222575 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168 (or 163 counting only the distinct ones).

The product of its digits is 9800, while the sum is 30.

The square root of 7222575 is about 2687.4848836784. The cubic root of 7222575 is about 193.2994804645.

The spelling of 7222575 in words is "seven million, two hundred twenty-two thousand, five hundred seventy-five".