1442546506 has 4 divisors (see below), whose sum is σ = 2163819762. Its totient is φ = 721273252.

The previous prime is 1442546489. The next prime is 1442546563. The reversal of 1442546506 is 6056452441.

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., 1270280881 + 172265625 = 35641^2 + 13125^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 360636625 + ... + 360636628.

Almost surely, 2^1442546506 is an apocalyptic number.

1442546506 is a deficient number, since it is larger than the sum of its proper divisors (721273256).

1442546506 is an equidigital number, since it uses as much as digits as its factorization.

1442546506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 721273255.

The product of its (nonzero) digits is 115200, while the sum is 37.

The square root of 1442546506 is about 37980.8702638578. The cubic root of 1442546506 is about 1129.9084965194.

Adding to 1442546506 its reverse (6056452441), we get a palindrome (7498998947).

The spelling of 1442546506 in words is "one billion, four hundred forty-two million, five hundred forty-six thousand, five hundred six".