609412806 has 24 divisors (see below), whose sum is σ = 1324707384. Its totient is φ = 202474080.

The previous prime is 609412801. The next prime is 609412823. The reversal of 609412806 is 608214906.

609412806 is a `hidden beast` number, since 609 + 41 + 2 + 8 + 0 + 6 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (609412801) 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, 49615 + ... + 60666.

It is an arithmetic number, because the mean of its divisors is an integer number (55196141).

Almost surely, 2^609412806 is an apocalyptic number.

609412806 is an abundant number, since it is smaller than the sum of its proper divisors (715294578).

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

609412806 is a wasteful number, since it uses less digits than its factorization.

609412806 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110596 (or 110593 counting only the distinct ones).

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

The square root of 609412806 is about 24686.2878132780. The cubic root of 609412806 is about 847.8203931280.

The spelling of 609412806 in words is "six hundred nine million, four hundred twelve thousand, eight hundred six".