2399179924 has 6 divisors (see below), whose sum is σ = 4198564874. Its totient is φ = 1199589960.

The previous prime is 2399179901. The next prime is 2399179963. The reversal of 2399179924 is 4299719932.

It can be written as a sum of positive squares in only one way, i.e., 2282928400 + 116251524 = 47780^2 + 10782^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 299897487 + ... + 299897494.

Almost surely, 2^2399179924 is an apocalyptic number.

It is an amenable number.

2399179924 is a deficient number, since it is larger than the sum of its proper divisors (1799384950).

2399179924 is a wasteful number, since it uses less digits than its factorization.

2399179924 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 599794985 (or 599794983 counting only the distinct ones).

The product of its digits is 2204496, while the sum is 55.

The square root of 2399179924 is about 48981.4242749228. The cubic root of 2399179924 is about 1338.7133867096.

The spelling of 2399179924 in words is "two billion, three hundred ninety-nine million, one hundred seventy-nine thousand, nine hundred twenty-four".