2449581542 has 8 divisors (see below), whose sum is σ = 3675201096. Its totient is φ = 1224514512.

The previous prime is 2449581521. The next prime is 2449581553. The reversal of 2449581542 is 2451859442.

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 = 2449581493 and 2449581502.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 126863 + ... + 144890.

It is an arithmetic number, because the mean of its divisors is an integer number (459400137).

Almost surely, 2^2449581542 is an apocalyptic number.

2449581542 is a deficient number, since it is larger than the sum of its proper divisors (1225619554).

2449581542 is a wasteful number, since it uses less digits than its factorization.

2449581542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 276262.

The product of its digits is 460800, while the sum is 44.

The square root of 2449581542 is about 49493.2474384133. The cubic root of 2449581542 is about 1348.0229940722.

The spelling of 2449581542 in words is "two billion, four hundred forty-nine million, five hundred eighty-one thousand, five hundred forty-two".