609409633 has 8 divisors (see below), whose sum is σ = 726749568. Its totient is φ = 499640064.

The previous prime is 609409613. The next prime is 609409649. The reversal of 609409633 is 336904906.

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

It is not a de Polignac number, because 609409633 - 2⁹ = 609409121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (609409613) 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, 1892416 + ... + 1892737.

It is an arithmetic number, because the mean of its divisors is an integer number (90843696).

Almost surely, 2^609409633 is an apocalyptic number.

It is an amenable number.

609409633 is a deficient number, since it is larger than the sum of its proper divisors (117339935).

609409633 is a wasteful number, since it uses less digits than its factorization.

609409633 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3785183.

The product of its (nonzero) digits is 104976, while the sum is 40.

The square root of 609409633 is about 24686.2235467477. The cubic root of 609409633 is about 847.8189216904.

The spelling of 609409633 in words is "six hundred nine million, four hundred nine thousand, six hundred thirty-three".