2399296329 has 16 divisors (see below), whose sum is σ = 3603208000. Its totient is φ = 1577618208.

The previous prime is 2399296321. The next prime is 2399296381. The reversal of 2399296329 is 9236929932.

2399296329 is a `hidden beast` number, since 23 + 9 + 9 + 296 + 329 = 666.

It is not a de Polignac number, because 2399296329 - 2³ = 2399296321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2399296321) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 606679 + ... + 610620.

It is an arithmetic number, because the mean of its divisors is an integer number (225200500).

Almost surely, 2^2399296329 is an apocalyptic number.

It is an amenable number.

2399296329 is a deficient number, since it is larger than the sum of its proper divisors (1203911671).

2399296329 is a wasteful number, since it uses less digits than its factorization.

2399296329 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1217381 (or 1217375 counting only the distinct ones).

The product of its digits is 2834352, while the sum is 54.

The square root of 2399296329 is about 48982.6125170963. The cubic root of 2399296329 is about 1338.7350372203.

The spelling of 2399296329 in words is "two billion, three hundred ninety-nine million, two hundred ninety-six thousand, three hundred twenty-nine".