4090487 has 8 divisors (see below), whose sum is σ = 4210704. Its totient is φ = 3971968.

The previous prime is 4090451. The next prime is 4090507. The reversal of 4090487 is 7840904.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 4090487 - 2⁶ = 4090423 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 (4090787) 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, 5648 + ... + 6330.

It is an arithmetic number, because the mean of its divisors is an integer number (526338).

Almost surely, 2^4090487 is an apocalyptic number.

4090487 is a deficient number, since it is larger than the sum of its proper divisors (120217).

4090487 is a wasteful number, since it uses less digits than its factorization.

4090487 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 849.

The product of its (nonzero) digits is 8064, while the sum is 32.

The square root of 4090487 is about 2022.4952410327. The cubic root of 4090487 is about 159.9281839160.

The spelling of 4090487 in words is "four million, ninety thousand, four hundred eighty-seven".