7130322 has 32 divisors (see below), whose sum is σ = 16536960. Its totient is φ = 2273040.

The previous prime is 7130267. The next prime is 7130329. The reversal of 7130322 is 2230317.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 7130295 and 7130304.

It is not an unprimeable number, because it can be changed into a prime (7130329) 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, 1629 + ... + 4112.

It is an arithmetic number, because the mean of its divisors is an integer number (516780).

Almost surely, 2^7130322 is an apocalyptic number.

7130322 is an abundant number, since it is smaller than the sum of its proper divisors (9406638).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

7130322 is a wasteful number, since it uses less digits than its factorization.

7130322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5775 (or 5769 counting only the distinct ones).

The product of its (nonzero) digits is 252, while the sum is 18.

The square root of 7130322 is about 2670.2662788568. The cubic root of 7130322 is about 192.4729551031.

Adding to 7130322 its reverse (2230317), we get a palindrome (9360639).

The spelling of 7130322 in words is "seven million, one hundred thirty thousand, three hundred twenty-two".