4052742 has 8 divisors (see below), whose sum is σ = 8105496. Its totient is φ = 1350912.

The previous prime is 4052717. The next prime is 4052743. The reversal of 4052742 is 2472504.

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

4052742 is an admirable number.

It is an Ulam number.

It is a d-powerful number, because it can be written as 4² + 0 + 5⁹ + 2⁵ + 7⁴ + 4² + 2²¹ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4052743) by changing a digit.

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, 337723 + ... + 337734.

It is an arithmetic number, because the mean of its divisors is an integer number (1013187).

Almost surely, 2^4052742 is an apocalyptic number.

4052742 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.

4052742 is a wasteful number, since it uses less digits than its factorization.

4052742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 675462.

The product of its (nonzero) digits is 2240, while the sum is 24.

The square root of 4052742 is about 2013.1423198572. The cubic root of 4052742 is about 159.4347502226.

The spelling of 4052742 in words is "four million, fifty-two thousand, seven hundred forty-two".