3249078442 has 16 divisors (see below), whose sum is σ = 5038371072. Its totient is φ = 1569778560.

The previous prime is 3249078439. The next prime is 3249078449. The reversal of 3249078442 is 2448709423.

It is not an unprimeable number, because it can be changed into a prime (3249078449) 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 7 ways as a sum of consecutive naturals, for example, 2793 + ... + 80659.

It is an arithmetic number, because the mean of its divisors is an integer number (314898192).

Almost surely, 2^3249078442 is an apocalyptic number.

3249078442 is a deficient number, since it is larger than the sum of its proper divisors (1789292630).

3249078442 is a wasteful number, since it uses less digits than its factorization.

3249078442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78573.

The product of its (nonzero) digits is 387072, while the sum is 43.

The square root of 3249078442 is about 57000.6880835661. The cubic root of 3249078442 is about 1481.1080152273.

The spelling of 3249078442 in words is "three billion, two hundred forty-nine million, seventy-eight thousand, four hundred forty-two".