642414606 has 8 divisors (see below), whose sum is σ = 1284829224. Its totient is φ = 214138200.

The previous prime is 642414599. The next prime is 642414667. The reversal of 642414606 is 606414246.

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

642414606 is an admirable number.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 53534545 + ... + 53534556.

It is an arithmetic number, because the mean of its divisors is an integer number (160603653).

Almost surely, 2^642414606 is an apocalyptic number.

642414606 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

642414606 is a wasteful number, since it uses less digits than its factorization.

642414606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107069106.

The product of its (nonzero) digits is 27648, while the sum is 33.

The square root of 642414606 is about 25345.8991949388. The cubic root of 642414606 is about 862.8562890116.

The spelling of 642414606 in words is "six hundred forty-two million, four hundred fourteen thousand, six hundred six".