606422538 has 96 divisors (see below), whose sum is σ = 1493069760. Its totient is φ = 183617280.

The previous prime is 606422503. The next prime is 606422549. The reversal of 606422538 is 835224606.

606422538 is a `hidden beast` number, since 6 + 0 + 642 + 2 + 5 + 3 + 8 = 666.

It is a super-2 number, since 2×606422538² = 735496589188722888, which contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 238333 + ... + 240863.

It is an arithmetic number, because the mean of its divisors is an integer number (15552810).

Almost surely, 2^606422538 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 606422538, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (746534880).

606422538 is an abundant number, since it is smaller than the sum of its proper divisors (886647222).

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

606422538 is a wasteful number, since it uses less digits than its factorization.

606422538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2594 (or 2582 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 36.

The square root of 606422538 is about 24625.6479711702. The cubic root of 606422538 is about 846.4314232330.

The spelling of 606422538 in words is "six hundred six million, four hundred twenty-two thousand, five hundred thirty-eight".