7224375 has 20 divisors (see below), whose sum is σ = 12039896. Its totient is φ = 3852000.

The previous prime is 7224367. The next prime is 7224379. The reversal of 7224375 is 5734227.

It is not a de Polignac number, because 7224375 - 2³ = 7224367 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7224379) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 52 + ... + 3801.

Almost surely, 2^7224375 is an apocalyptic number.

7224375 is a gapful number since it is divisible by the number (75) formed by its first and last digit.

7224375 is a deficient number, since it is larger than the sum of its proper divisors (4815521).

7224375 is an equidigital number, since it uses as much as digits as its factorization.

7224375 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3876 (or 3861 counting only the distinct ones).

The product of its digits is 11760, while the sum is 30.

The square root of 7224375 is about 2687.8197484206. The cubic root of 7224375 is about 193.3155370724.

The spelling of 7224375 in words is "seven million, two hundred twenty-four thousand, three hundred seventy-five".