42608899 has 8 divisors (see below), whose sum is σ = 43182720. Its totient is φ = 42038016.

The previous prime is 42608897. The next prime is 42608947. The reversal of 42608899 is 99880624.

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 42608899 - 2¹ = 42608897 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42608897) 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, 48942 + ... + 49804.

It is an arithmetic number, because the mean of its divisors is an integer number (5397840).

Almost surely, 2^42608899 is an apocalyptic number.

42608899 is a deficient number, since it is larger than the sum of its proper divisors (573821).

42608899 is an equidigital number, since it uses as much as digits as its factorization.

42608899 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1469.

The product of its (nonzero) digits is 248832, while the sum is 46.

The square root of 42608899 is about 6527.5492338243. The cubic root of 42608899 is about 349.2744124650.

It can be divided in two parts, 4 and 2608899, that multiplied together give a triangular number (10435596 = T₄₅₆₈).

The spelling of 42608899 in words is "forty-two million, six hundred eight thousand, eight hundred ninety-nine".