7223506 has 8 divisors (see below), whose sum is σ = 10920960. Its totient is φ = 3583188.

The previous prime is 7223497. The next prime is 7223519. The reversal of 7223506 is 6053227.

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

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, 13966 + ... + 14473.

It is an arithmetic number, because the mean of its divisors is an integer number (1365120).

Almost surely, 2^7223506 is an apocalyptic number.

7223506 is a deficient number, since it is larger than the sum of its proper divisors (3697454).

7223506 is a wasteful number, since it uses less digits than its factorization.

7223506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28568.

The product of its (nonzero) digits is 2520, while the sum is 25.

The square root of 7223506 is about 2687.6580883736. The cubic root of 7223506 is about 193.3077856320.

The spelling of 7223506 in words is "seven million, two hundred twenty-three thousand, five hundred six".