2089908479 has 2 divisors, whose sum is σ = 2089908480. Its totient is φ = 2089908478.

The previous prime is 2089908473. The next prime is 2089908487. The reversal of 2089908479 is 9748099802.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2089908479 - 2¹⁶ = 2089842943 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2089908473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1044954239 + 1044954240.

It is an arithmetic number, because the mean of its divisors is an integer number (1044954240).

Almost surely, 2^2089908479 is an apocalyptic number.

2089908479 is a deficient number, since it is larger than the sum of its proper divisors (1).

2089908479 is an equidigital number, since it uses as much as digits as its factorization.

2089908479 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2612736, while the sum is 56.

The square root of 2089908479 is about 45715.5168296280. The cubic root of 2089908479 is about 1278.5246019087.

The spelling of 2089908479 in words is "two billion, eighty-nine million, nine hundred eight thousand, four hundred seventy-nine".