2148609242 has 32 divisors (see below), whose sum is σ = 3526758144. Its totient is φ = 975744000.

The previous prime is 2148609227. The next prime is 2148609247. The reversal of 2148609242 is 2429068412.

It is a happy number.

It is a Smith number, since the sum of its digits (38) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 2148609196 and 2148609205.

It is not an unprimeable number, because it can be changed into a prime (2148609247) by changing a digit.

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 in 15 ways as a sum of consecutive naturals, for example, 1341242 + ... + 1342842.

It is an arithmetic number, because the mean of its divisors is an integer number (110211192).

Almost surely, 2^2148609242 is an apocalyptic number.

2148609242 is a deficient number, since it is larger than the sum of its proper divisors (1378148902).

2148609242 is a wasteful number, since it uses less digits than its factorization.

2148609242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2414.

The product of its (nonzero) digits is 55296, while the sum is 38.

The square root of 2148609242 is about 46353.0931222502. The cubic root of 2148609242 is about 1290.3845261149.

The spelling of 2148609242 in words is "two billion, one hundred forty-eight million, six hundred nine thousand, two hundred forty-two".