4990792209 has 8 divisors (see below), whose sum is σ = 7166265792. Its totient is φ = 3071256720.

The previous prime is 4990792193. The next prime is 4990792217. The reversal of 4990792209 is 9022970994.

It is a happy number.

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

It is not a de Polignac number, because 4990792209 - 2⁴ = 4990792193 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4990792109) 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, 63984477 + ... + 63984554.

It is an arithmetic number, because the mean of its divisors is an integer number (895783224).

Almost surely, 2^4990792209 is an apocalyptic number.

It is an amenable number.

4990792209 is a deficient number, since it is larger than the sum of its proper divisors (2175473583).

4990792209 is a wasteful number, since it uses less digits than its factorization.

4990792209 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127969047.

The product of its (nonzero) digits is 734832, while the sum is 51.

The square root of 4990792209 is about 70645.5392009998. The cubic root of 4990792209 is about 1708.9256282630.

The spelling of 4990792209 in words is "four billion, nine hundred ninety million, seven hundred ninety-two thousand, two hundred nine".