2480840042 has 4 divisors (see below), whose sum is σ = 3721260066. Its totient is φ = 1240420020.

The previous prime is 2480840027. The next prime is 2480840093. The reversal of 2480840042 is 2400480842.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1969673161 + 511166881 = 44381^2 + 22609^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2480839990 and 2480840008.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 620210009 + ... + 620210012.

Almost surely, 2^2480840042 is an apocalyptic number.

2480840042 is a deficient number, since it is larger than the sum of its proper divisors (1240420024).

2480840042 is a wasteful number, since it uses less digits than its factorization.

2480840042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1240420023.

The product of its (nonzero) digits is 16384, while the sum is 32.

The square root of 2480840042 is about 49808.0319024954. The cubic root of 2480840042 is about 1353.7327043458.

The spelling of 2480840042 in words is "two billion, four hundred eighty million, eight hundred forty thousand, forty-two".