4452235642 has 4 divisors (see below), whose sum is σ = 6678353466. Its totient is φ = 2226117820.

The previous prime is 4452235631. The next prime is 4452235679. The reversal of 4452235642 is 2465322544.

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., 4131789841 + 320445801 = 64279^2 + 17901^2 .

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, 1113058909 + ... + 1113058912.

Almost surely, 2^4452235642 is an apocalyptic number.

4452235642 is a deficient number, since it is larger than the sum of its proper divisors (2226117824).

4452235642 is a wasteful number, since it uses less digits than its factorization.

4452235642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2226117823.

The product of its digits is 230400, while the sum is 37.

The square root of 4452235642 is about 66725.0750617787. The cubic root of 4452235642 is about 1645.1015593103.

The spelling of 4452235642 in words is "four billion, four hundred fifty-two million, two hundred thirty-five thousand, six hundred forty-two".