4090254 has 16 divisors (see below), whose sum is σ = 9349248. Its totient is φ = 1168632.

The previous prime is 4090253. The next prime is 4090259. The reversal of 4090254 is 4520904.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4090253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48652 + ... + 48735.

It is an arithmetic number, because the mean of its divisors is an integer number (584328).

Almost surely, 2^4090254 is an apocalyptic number.

4090254 is an abundant number, since it is smaller than the sum of its proper divisors (5258994).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4090254 is a wasteful number, since it uses less digits than its factorization.

4090254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97399.

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 4090254 is about 2022.4376380991. The cubic root of 4090254 is about 159.9251472788.

The spelling of 4090254 in words is "four million, ninety thousand, two hundred fifty-four".