2657048242 has 8 divisors (see below), whose sum is σ = 3990811932. Its totient is φ = 1326777600.

The previous prime is 2657048203. The next prime is 2657048249. The reversal of 2657048242 is 2428407562.

It can be written as a sum of positive squares in 2 ways, for example, as 2351183121 + 305865121 = 48489^2 + 17489^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 2657048195 and 2657048204.

It is not an unprimeable number, because it can be changed into a prime (2657048249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 871359 + ... + 874402.

Almost surely, 2^2657048242 is an apocalyptic number.

2657048242 is a deficient number, since it is larger than the sum of its proper divisors (1333763690).

2657048242 is a wasteful number, since it uses less digits than its factorization.

2657048242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1746524.

The product of its (nonzero) digits is 215040, while the sum is 40.

The square root of 2657048242 is about 51546.5638234015. The cubic root of 2657048242 is about 1385.0532793260.

The spelling of 2657048242 in words is "two billion, six hundred fifty-seven million, forty-eight thousand, two hundred forty-two".