609798741 has 8 divisors (see below), whose sum is σ = 818522400. Its totient is φ = 403803792.

The previous prime is 609798733. The next prime is 609798743. The reversal of 609798741 is 147897906.

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

It is not a de Polignac number, because 609798741 - 2³ = 609798733 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (609798743) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 681655 + ... + 682548.

It is an arithmetic number, because the mean of its divisors is an integer number (102315300).

Almost surely, 2^609798741 is an apocalyptic number.

It is an amenable number.

609798741 is a deficient number, since it is larger than the sum of its proper divisors (208723659).

609798741 is a wasteful number, since it uses less digits than its factorization.

609798741 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1364355.

The product of its (nonzero) digits is 762048, while the sum is 51.

The square root of 609798741 is about 24694.1033649736. The cubic root of 609798741 is about 847.9993274032. Note that the first 3 decimals are identical.

The spelling of 609798741 in words is "six hundred nine million, seven hundred ninety-eight thousand, seven hundred forty-one".