7130700 has 144 divisors (see below), whose sum is σ = 24304000. Its totient is φ = 1788480.

The previous prime is 7130687. The next prime is 7130707. The reversal of 7130700 is 70317.

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

It is not an unprimeable number, because it can be changed into a prime (7130707) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 51231 + ... + 51369.

Almost surely, 2^7130700 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 7130700, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12152000).

7130700 is an abundant number, since it is smaller than the sum of its proper divisors (17173300).

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

7130700 is a wasteful number, since it uses less digits than its factorization.

7130700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 181 (or 168 counting only the distinct ones).

The product of its (nonzero) digits is 147, while the sum is 18.

The square root of 7130700 is about 2670.3370573768. The cubic root of 7130700 is about 192.4763562348.

The spelling of 7130700 in words is "seven million, one hundred thirty thousand, seven hundred".