3598729 has 2 divisors, whose sum is σ = 3598730. Its totient is φ = 3598728.

The previous prime is 3598723. The next prime is 3598739. The reversal of 3598729 is 9278953.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3459600 + 139129 = 1860^2 + 373^2 .

It is an emirp because it is prime and its reverse (9278953) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3598729 - 2⁷ = 3598601 is a prime.

It is not a weakly prime, because it can be changed into another prime (3598723) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1799364 + 1799365.

It is an arithmetic number, because the mean of its divisors is an integer number (1799365).

Almost surely, 2^3598729 is an apocalyptic number.

It is an amenable number.

3598729 is a deficient number, since it is larger than the sum of its proper divisors (1).

3598729 is an equidigital number, since it uses as much as digits as its factorization.

3598729 is an evil number, because the sum of its binary digits is even.

The product of its digits is 136080, while the sum is 43.

The square root of 3598729 is about 1897.0316286240. The cubic root of 3598729 is about 153.2438477022.

The spelling of 3598729 in words is "three million, five hundred ninety-eight thousand, seven hundred twenty-nine".