4202538 has 8 divisors (see below), whose sum is σ = 8405088. Its totient is φ = 1400844.

The previous prime is 4202521. The next prime is 4202567. The reversal of 4202538 is 8352024.

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

4202538 is an admirable number.

It is a super-2 number, since 2×4202538² = 35322651282888, which contains 22 as substring.

It is a d-powerful number, because it can be written as 4¹¹ + 2 + 0 + 2¹³ + 5 + 3³ + 8 .

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 350206 + ... + 350217.

It is an arithmetic number, because the mean of its divisors is an integer number (1050636).

Almost surely, 2^4202538 is an apocalyptic number.

4202538 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.

4202538 is a wasteful number, since it uses less digits than its factorization.

4202538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 700428.

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 4202538 is about 2050.0092682717. The cubic root of 4202538 is about 161.3753571211.

The spelling of 4202538 in words is "four million, two hundred two thousand, five hundred thirty-eight".