7204013 has 2 divisors, whose sum is σ = 7204014. Its totient is φ = 7204012.

The previous prime is 7204009. The next prime is 7204031. The reversal of 7204013 is 3104027.

It is a happy number.

Together with next prime (7204031) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6666724 + 537289 = 2582^2 + 733^2 .

It is a cyclic number.

It is not a de Polignac number, because 7204013 - 2² = 7204009 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 7203982 and 7204000.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7204003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3602006 + 3602007.

It is an arithmetic number, because the mean of its divisors is an integer number (3602007).

Almost surely, 2^7204013 is an apocalyptic number.

It is an amenable number.

7204013 is a deficient number, since it is larger than the sum of its proper divisors (1).

7204013 is an equidigital number, since it uses as much as digits as its factorization.

7204013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 168, while the sum is 17.

The square root of 7204013 is about 2684.0292472326. The cubic root of 7204013 is about 193.1337453405.

The spelling of 7204013 in words is "seven million, two hundred four thousand, thirteen".