4094499409 has 64 divisors (see below), whose sum is σ = 5627220480. Its totient is φ = 2876497920.

The previous prime is 4094499403. The next prime is 4094499421. The reversal of 4094499409 is 9049944904.

It is a cyclic number.

It is not a de Polignac number, because 4094499409 - 2¹⁵ = 4094466641 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4094499403) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 10010797 + ... + 10011205.

It is an arithmetic number, because the mean of its divisors is an integer number (87925320).

Almost surely, 2^4094499409 is an apocalyptic number.

It is an amenable number.

4094499409 is a deficient number, since it is larger than the sum of its proper divisors (1532721071).

4094499409 is a wasteful number, since it uses less digits than its factorization.

4094499409 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 650.

The product of its (nonzero) digits is 1679616, while the sum is 52.

The square root of 4094499409 is about 63988.2755588866. The cubic root of 4094499409 is about 1599.8045866814.

It can be divided in two parts, 40 and 94499409, that added together give a palindrome (94499449).

The spelling of 4094499409 in words is "four billion, ninety-four million, four hundred ninety-nine thousand, four hundred nine".