2429799849 has 15 divisors (see below), whose sum is σ = 3630363847. Its totient is φ = 1619570808.

The previous prime is 2429799847. The next prime is 2429799877. The reversal of 2429799849 is 9489979242.

The square root of 2429799849 is 49293.

It is a perfect power (a square), and thus also a powerful number.

2429799849 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 2428025625 + 1774224 = 49275^2 + 1332^2 .

It is not a de Polignac number, because 2429799849 - 2¹ = 2429799847 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2429799847) by changing a digit.

It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 440899 + ... + 446375.

Almost surely, 2^2429799849 is an apocalyptic number.

2429799849 is the 49293-rd square number.

2429799849 is the 24647-th centered octagonal number.

It is an amenable number.

2429799849 is a deficient number, since it is larger than the sum of its proper divisors (1200563998).

2429799849 is an frugal number, since it uses more digits than its factorization.

2429799849 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10966 (or 5480 counting only the distinct ones).

The product of its digits is 23514624, while the sum is 63.

The cubic root of 2429799849 is about 1344.3845111166.

The spelling of 2429799849 in words is "two billion, four hundred twenty-nine million, seven hundred ninety-nine thousand, eight hundred forty-nine".