4065742 has 8 divisors (see below), whose sum is σ = 6309000. Its totient is φ = 1962744.

The previous prime is 4065731. The next prime is 4065751. The reversal of 4065742 is 2475604.

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

4065742 is a modest number, since divided by 5742 gives 406 as remainder.

It is a self number, because there is not a number n which added to its sum of digits gives 4065742.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34992 + ... + 35107.

It is an arithmetic number, because the mean of its divisors is an integer number (788625).

Almost surely, 2^4065742 is an apocalyptic number.

4065742 is a deficient number, since it is larger than the sum of its proper divisors (2243258).

4065742 is a wasteful number, since it uses less digits than its factorization.

4065742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70130.

The product of its (nonzero) digits is 6720, while the sum is 28.

The square root of 4065742 is about 2016.3685179054. The cubic root of 4065742 is about 159.6050414757.

The spelling of 4065742 in words is "four million, sixty-five thousand, seven hundred forty-two".