7004681 has 2 divisors, whose sum is σ = 7004682. Its totient is φ = 7004680.

The previous prime is 7004677. The next prime is 7004713. The reversal of 7004681 is 1864007.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3822025 + 3182656 = 1955^2 + 1784^2 .

It is a cyclic number.

It is not a de Polignac number, because 7004681 - 2² = 7004677 is a prime.

It is a super-2 number, since 2×7004681² = 98131111823522, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 7004681.

It is not a weakly prime, because it can be changed into another prime (7004611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3502340 + 3502341.

It is an arithmetic number, because the mean of its divisors is an integer number (3502341).

Almost surely, 2^7004681 is an apocalyptic number.

It is an amenable number.

7004681 is a deficient number, since it is larger than the sum of its proper divisors (1).

7004681 is an equidigital number, since it uses as much as digits as its factorization.

7004681 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1344, while the sum is 26.

The square root of 7004681 is about 2646.6357890726. The cubic root of 7004681 is about 191.3357489231.

Adding to 7004681 its reverse (1864007), we get a palindrome (8868688).

The spelling of 7004681 in words is "seven million, four thousand, six hundred eighty-one".