2409399798 has 16 divisors (see below), whose sum is σ = 5189476656. Its totient is φ = 741353760.

The previous prime is 2409399787. The next prime is 2409399829. The reversal of 2409399798 is 8979939042.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15444793 + ... + 15444948.

It is an arithmetic number, because the mean of its divisors is an integer number (324342291).

Almost surely, 2^2409399798 is an apocalyptic number.

2409399798 is an abundant number, since it is smaller than the sum of its proper divisors (2780076858).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2409399798 is a wasteful number, since it uses less digits than its factorization.

2409399798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30889759.

The product of its (nonzero) digits is 8817984, while the sum is 60.

The square root of 2409399798 is about 49085.6373901776. The cubic root of 2409399798 is about 1340.6115494024.

The spelling of 2409399798 in words is "two billion, four hundred nine million, three hundred ninety-nine thousand, seven hundred ninety-eight".