609004225 has 6 divisors (see below), whose sum is σ = 755165270. Its totient is φ = 487203360.

The previous prime is 609004219. The next prime is 609004237. The reversal of 609004225 is 522400906.

It can be written as a sum of positive squares in 3 ways, for example, as 11641744 + 597362481 = 3412^2 + 24441^2 .

It is not a de Polignac number, because 609004225 - 2²¹ = 606907073 is a prime.

It is a super-2 number, since 2×609004225² = 741772292135701250, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 609004193 and 609004202.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 12180060 + ... + 12180109.

Almost surely, 2^609004225 is an apocalyptic number.

It is an amenable number.

609004225 is a deficient number, since it is larger than the sum of its proper divisors (146161045).

609004225 is a wasteful number, since it uses less digits than its factorization.

609004225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24360179 (or 24360174 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 609004225 is about 24678.0109611776. The cubic root of 609004225 is about 847.6308769551.

The spelling of 609004225 in words is "six hundred nine million, four thousand, two hundred twenty-five".