609086412 has 144 divisors (see below), whose sum is σ = 1754152960. Its totient is φ = 182619360.

The previous prime is 609086411. The next prime is 609086431. The reversal of 609086412 is 214680906.

609086412 is a `hidden beast` number, since 6 + 0 + 9 + 0 + 8 + 641 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (609086411) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1659453 + ... + 1659819.

Almost surely, 2^609086412 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 609086412, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (877076480).

609086412 is an abundant number, since it is smaller than the sum of its proper divisors (1145066548).

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

609086412 is a wasteful number, since it uses less digits than its factorization.

609086412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 529 (or 510 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 36.

The square root of 609086412 is about 24679.6760918777. The cubic root of 609086412 is about 847.6690053743.

The spelling of 609086412 in words is "six hundred nine million, eighty-six thousand, four hundred twelve".