7224506 has 8 divisors (see below), whose sum is σ = 10854324. Its totient is φ = 3606400.

The previous prime is 7224499. The next prime is 7224517. The reversal of 7224506 is 6054227.

It can be written as a sum of positive squares in 2 ways, for example, as 6713281 + 511225 = 2591^2 + 715^2 .

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

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1175 + ... + 3978.

Almost surely, 2^7224506 is an apocalyptic number.

7224506 is a deficient number, since it is larger than the sum of its proper divisors (3629818).

7224506 is a wasteful number, since it uses less digits than its factorization.

7224506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5856.

The product of its (nonzero) digits is 3360, while the sum is 26.

The square root of 7224506 is about 2687.8441175038. The cubic root of 7224506 is about 193.3167055326.

The spelling of 7224506 in words is "seven million, two hundred twenty-four thousand, five hundred six".