7230000 has 100 divisors (see below), whose sum is σ = 23436248. Its totient is φ = 1920000.

The previous prime is 7229969. The next prime is 7230023. The reversal of 7230000 is 327.

It is a tau number, because it is divible by the number of its divisors (100).

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a zygodrome in base 5.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 29880 + ... + 30120.

Almost surely, 2^7230000 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 7230000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11718124).

7230000 is an abundant number, since it is smaller than the sum of its proper divisors (16206248).

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

7230000 is a wasteful number, since it uses less digits than its factorization.

7230000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 272 (or 251 counting only the distinct ones).

The product of its (nonzero) digits is 42, while the sum is 12.

The square root of 7230000 is about 2688.8659319498. The cubic root of 7230000 is about 193.3656967885.

Adding to 7230000 its reverse (327), we get a palindrome (7230327).

The spelling of 7230000 in words is "seven million, two hundred thirty thousand".