7065224 has 16 divisors (see below), whose sum is σ = 13605900. Its totient is φ = 3436992.

The previous prime is 7065221. The next prime is 7065229. The reversal of 7065224 is 4225607.

It can be written as a sum of positive squares in 2 ways, for example, as 6100900 + 964324 = 2470^2 + 982^2 .

It is a junction number, because it is equal to n+sod(n) for n = 7065193 and 7065202.

It is not an unprimeable number, because it can be changed into a prime (7065221) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11639 + ... + 12230.

Almost surely, 2^7065224 is an apocalyptic number.

7065224 is a gapful number since it is divisible by the number (74) formed by its first and last digit.

It is an amenable number.

7065224 is a deficient number, since it is larger than the sum of its proper divisors (6540676).

7065224 is a wasteful number, since it uses less digits than its factorization.

7065224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23912 (or 23908 counting only the distinct ones).

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

The square root of 7065224 is about 2658.0489085041. The cubic root of 7065224 is about 191.8854206410.

The spelling of 7065224 in words is "seven million, sixty-five thousand, two hundred twenty-four".