613258225 has 12 divisors (see below), whose sum is σ = 761173504. Its totient is φ = 490133520.

The previous prime is 613258201. The next prime is 613258229. The reversal of 613258225 is 522852316.

613258225 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 613258225 - 2⁹ = 613257713 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (613258229) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15892 + ... + 38458.

Almost surely, 2^613258225 is an apocalyptic number.

It is an amenable number.

613258225 is a deficient number, since it is larger than the sum of its proper divisors (147915279).

613258225 is a wasteful number, since it uses less digits than its factorization.

613258225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23664 (or 23659 counting only the distinct ones).

The product of its digits is 28800, while the sum is 34.

The square root of 613258225 is about 24764.0510619729. The cubic root of 613258225 is about 849.5999155210.

The spelling of 613258225 in words is "six hundred thirteen million, two hundred fifty-eight thousand, two hundred twenty-five".