4202168538 has 8 divisors (see below), whose sum is σ = 8404337088. Its totient is φ = 1400722844.

The previous prime is 4202168519. The next prime is 4202168539. The reversal of 4202168538 is 8358612024.

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

4202168538 is an admirable number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 4202168496 and 4202168505.

It is not an unprimeable number, because it can be changed into a prime (4202168539) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 350180706 + ... + 350180717.

It is an arithmetic number, because the mean of its divisors is an integer number (1050542136).

Almost surely, 2^4202168538 is an apocalyptic number.

4202168538 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.

4202168538 is a wasteful number, since it uses less digits than its factorization.

4202168538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 700361428.

The product of its (nonzero) digits is 92160, while the sum is 39.

The square root of 4202168538 is about 64824.1354589477. The cubic root of 4202168538 is about 1613.7062793055.

The spelling of 4202168538 in words is "four billion, two hundred two million, one hundred sixty-eight thousand, five hundred thirty-eight".