2049958242 has 12 divisors (see below), whose sum is σ = 4441576230. Its totient is φ = 683319408.

The previous prime is 2049958223. The next prime is 2049958247. The reversal of 2049958242 is 2428599402.

2049958242 is a `hidden beast` number, since 20 + 4 + 9 + 9 + 582 + 42 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1936088001 + 113870241 = 44001^2 + 10671^2 .

It is not an unprimeable number, because it can be changed into a prime (2049958247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 56943267 + ... + 56943302.

Almost surely, 2^2049958242 is an apocalyptic number.

2049958242 is an abundant number, since it is smaller than the sum of its proper divisors (2391617988).

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

2049958242 is a wasteful number, since it uses less digits than its factorization.

2049958242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113886577 (or 113886574 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 45.

The square root of 2049958242 is about 45276.4645483721. The cubic root of 2049958242 is about 1270.3254672487.

The spelling of 2049958242 in words is "two billion, forty-nine million, nine hundred fifty-eight thousand, two hundred forty-two".