4154445242 has 32 divisors (see below), whose sum is σ = 6556999680. Its totient is φ = 1970369280.

The previous prime is 4154445203. The next prime is 4154445271. The reversal of 4154445242 is 2425444514.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3247559 + ... + 3248837.

It is an arithmetic number, because the mean of its divisors is an integer number (204906240).

Almost surely, 2^4154445242 is an apocalyptic number.

4154445242 is a deficient number, since it is larger than the sum of its proper divisors (2402554438).

4154445242 is a wasteful number, since it uses less digits than its factorization.

4154445242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1838.

The product of its digits is 102400, while the sum is 35.

The square root of 4154445242 is about 64454.9861686433. The cubic root of 4154445242 is about 1607.5741461687.

Adding to 4154445242 its reverse (2425444514), we get a palindrome (6579889756).

The spelling of 4154445242 in words is "four billion, one hundred fifty-four million, four hundred forty-five thousand, two hundred forty-two".