606142638 has 12 divisors (see below), whose sum is σ = 1313309088. Its totient is φ = 202047540.

The previous prime is 606142637. The next prime is 606142639. The reversal of 606142638 is 836241606.

606142638 is a `hidden beast` number, since 6 + 0 + 6 + 14 + 2 + 638 = 666.

It is an interprime number because it is at equal distance from previous prime (606142637) and next prime (606142639).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (606142631) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 16837278 + ... + 16837313.

It is an arithmetic number, because the mean of its divisors is an integer number (109442424).

Almost surely, 2^606142638 is an apocalyptic number.

606142638 is an abundant number, since it is smaller than the sum of its proper divisors (707166450).

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

606142638 is a wasteful number, since it uses less digits than its factorization.

606142638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33674599 (or 33674596 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 36.

The square root of 606142638 is about 24619.9642160585. The cubic root of 606142638 is about 846.3011770762.

The spelling of 606142638 in words is "six hundred six million, one hundred forty-two thousand, six hundred thirty-eight".