4090319 has 4 divisors (see below), whose sum is σ = 4330944. Its totient is φ = 3849696.

The previous prime is 4090309. The next prime is 4090349. The reversal of 4090319 is 9130904.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4090319 is a prime.

It is a super-2 number, since 2×4090319² = 33461419043522, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4090309) 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, 120287 + ... + 120320.

It is an arithmetic number, because the mean of its divisors is an integer number (1082736).

Almost surely, 2^4090319 is an apocalyptic number.

4090319 is a deficient number, since it is larger than the sum of its proper divisors (240625).

4090319 is a wasteful number, since it uses less digits than its factorization.

4090319 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 240624.

The product of its (nonzero) digits is 972, while the sum is 26.

The square root of 4090319 is about 2022.4537077520. The cubic root of 4090319 is about 159.9259944210.

The spelling of 4090319 in words is "four million, ninety thousand, three hundred nineteen".