7133230 has 32 divisors (see below), whose sum is σ = 14210784. Its totient is φ = 2560896.

The previous prime is 7133219. The next prime is 7133233. The reversal of 7133230 is 323317.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 7133198 and 7133207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7133233) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4069 + ... + 5551.

It is an arithmetic number, because the mean of its divisors is an integer number (444087).

Almost surely, 2^7133230 is an apocalyptic number.

7133230 is a deficient number, since it is larger than the sum of its proper divisors (7077554).

7133230 is a wasteful number, since it uses less digits than its factorization.

7133230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1540.

The product of its (nonzero) digits is 378, while the sum is 19.

The square root of 7133230 is about 2670.8107383340. The cubic root of 7133230 is about 192.4991173288.

Adding to 7133230 its reverse (323317), we get a palindrome (7456547).

The spelling of 7133230 in words is "seven million, one hundred thirty-three thousand, two hundred thirty".