4041643 has 4 divisors (see below), whose sum is σ = 4181040. Its totient is φ = 3902248.

The previous prime is 4041619. The next prime is 4041683. The reversal of 4041643 is 3461404.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4041643 - 2¹³ = 4033451 is a prime.

It is a Duffinian number.

4041643 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (4041683) 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, 69655 + ... + 69712.

It is an arithmetic number, because the mean of its divisors is an integer number (1045260).

Almost surely, 2^4041643 is an apocalyptic number.

4041643 is a deficient number, since it is larger than the sum of its proper divisors (139397).

4041643 is a wasteful number, since it uses less digits than its factorization.

4041643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139396.

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 4041643 is about 2010.3837942045. The cubic root of 4041643 is about 159.2890723781.

The spelling of 4041643 in words is "four million, forty-one thousand, six hundred forty-three".