4090494 has 16 divisors (see below), whose sum is σ = 8201232. Its totient is φ = 1360128.

The previous prime is 4090451. The next prime is 4090507. The reversal of 4090494 is 4940904.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3532 + ... + 4544.

It is an arithmetic number, because the mean of its divisors is an integer number (512577).

Almost surely, 2^4090494 is an apocalyptic number.

4090494 is an abundant number, since it is smaller than the sum of its proper divisors (4110738).

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

4090494 is a wasteful number, since it uses less digits than its factorization.

4090494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1691.

The product of its (nonzero) digits is 5184, while the sum is 30.

The square root of 4090494 is about 2022.4969715676. The cubic root of 4090494 is about 159.9282751436.

The spelling of 4090494 in words is "four million, ninety thousand, four hundred ninety-four".