604669986 has 12 divisors (see below), whose sum is σ = 1310118342. Its totient is φ = 201556656.

The previous prime is 604669921. The next prime is 604670047. The reversal of 604669986 is 689966406.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 489515625 + 115154361 = 22125^2 + 10731^2 .

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, 16796371 + ... + 16796406.

Almost surely, 2^604669986 is an apocalyptic number.

604669986 is an abundant number, since it is smaller than the sum of its proper divisors (705448356).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

604669986 is a wasteful number, since it uses less digits than its factorization.

604669986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33592785 (or 33592782 counting only the distinct ones).

The product of its (nonzero) digits is 3359232, while the sum is 54.

The square root of 604669986 is about 24590.0383488924. The cubic root of 604669986 is about 845.6152451255.

The spelling of 604669986 in words is "six hundred four million, six hundred sixty-nine thousand, nine hundred eighty-six".