4090771 has 4 divisors (see below), whose sum is σ = 4095000. Its totient is φ = 4086544.

The previous prime is 4090763. The next prime is 4090777. The reversal of 4090771 is 1770904.

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 4090771 - 2³ = 4090763 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4090777) 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, 135 + ... + 2863.

It is an arithmetic number, because the mean of its divisors is an integer number (1023750).

Almost surely, 2^4090771 is an apocalyptic number.

4090771 is a deficient number, since it is larger than the sum of its proper divisors (4229).

4090771 is a wasteful number, since it uses less digits than its factorization.

4090771 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4228.

The product of its (nonzero) digits is 1764, while the sum is 28.

The square root of 4090771 is about 2022.5654501153. The cubic root of 4090771 is about 159.9318850688.

The spelling of 4090771 in words is "four million, ninety thousand, seven hundred seventy-one".