4065741 has 8 divisors (see below), whose sum is σ = 6023360. Its totient is φ = 2710476.

The previous prime is 4065731. The next prime is 4065751. The reversal of 4065741 is 1475604.

4065741 is a `hidden beast` number, since 4 + 0 + 657 + 4 + 1 = 666.

It is an interprime number because it is at equal distance from previous prime (4065731) and next prime (4065751).

It is not a de Polignac number, because 4065741 - 2⁷ = 4065613 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 150583 = 4065741 / (4 + 0 + 6 + 5 + 7 + 4 + 1).

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4065701) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 75265 + ... + 75318.

It is an arithmetic number, because the mean of its divisors is an integer number (752920).

Almost surely, 2^4065741 is an apocalyptic number.

It is an amenable number.

4065741 is a deficient number, since it is larger than the sum of its proper divisors (1957619).

4065741 is a wasteful number, since it uses less digits than its factorization.

4065741 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150592 (or 150586 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 27.

The square root of 4065741 is about 2016.3682699348. The cubic root of 4065741 is about 159.6050283904.

The spelling of 4065741 in words is "four million, sixty-five thousand, seven hundred forty-one".