609867061 has 8 divisors (see below), whose sum is σ = 666572544. Its totient is φ = 555476160.

The previous prime is 609867059. The next prime is 609867079. The reversal of 609867061 is 160768906.

609867061 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 609867061 - 2¹ = 609867059 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 609866999 and 609867017.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (609867091) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 578095 + ... + 579148.

It is an arithmetic number, because the mean of its divisors is an integer number (83321568).

Almost surely, 2^609867061 is an apocalyptic number.

It is an amenable number.

609867061 is a deficient number, since it is larger than the sum of its proper divisors (56705483).

609867061 is a wasteful number, since it uses less digits than its factorization.

609867061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1157291.

The product of its (nonzero) digits is 108864, while the sum is 43.

The square root of 609867061 is about 24695.4866524229. The cubic root of 609867061 is about 848.0309953108.

The spelling of 609867061 in words is "six hundred nine million, eight hundred sixty-seven thousand, sixty-one".