4090394499 has 8 divisors (see below), whose sum is σ = 5740904640. Its totient is φ = 2583407016.

The previous prime is 4090394471. The next prime is 4090394507. The reversal of 4090394499 is 9944930904.

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

It is not a de Polignac number, because 4090394499 - 2²¹ = 4088297347 is a prime.

It is a super-2 number, since 2×4090394499² = 33462654314898922002, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4090394449) 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, 35880597 + ... + 35880710.

It is an arithmetic number, because the mean of its divisors is an integer number (717613080).

Almost surely, 2^4090394499 is an apocalyptic number.

4090394499 is a deficient number, since it is larger than the sum of its proper divisors (1650510141).

4090394499 is a wasteful number, since it uses less digits than its factorization.

4090394499 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71761329.

The product of its (nonzero) digits is 1259712, while the sum is 51.

The square root of 4090394499 is about 63956.1920301702. The cubic root of 4090394499 is about 1599.2697838482.

The spelling of 4090394499 in words is "four billion, ninety million, three hundred ninety-four thousand, four hundred ninety-nine".