4040671 has 4 divisors (see below), whose sum is σ = 4045600. Its totient is φ = 4035744.

The previous prime is 4040669. The next prime is 4040677. The reversal of 4040671 is 1760404.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 4040671 - 2¹ = 4040669 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4040677) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 906 + ... + 2983.

It is an arithmetic number, because the mean of its divisors is an integer number (1011400).

Almost surely, 2^4040671 is an apocalyptic number.

4040671 is a deficient number, since it is larger than the sum of its proper divisors (4929).

4040671 is a wasteful number, since it uses less digits than its factorization.

4040671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4928.

The product of its (nonzero) digits is 672, while the sum is 22.

The square root of 4040671 is about 2010.1420347826. The cubic root of 4040671 is about 159.2763018792.

The spelling of 4040671 in words is "four million, forty thousand, six hundred seventy-one".