944420002 has 8 divisors (see below), whose sum is σ = 1422142956. Its totient is φ = 470372352.

The previous prime is 944419963. The next prime is 944420069. The reversal of 944420002 is 200024449.

It can be written as a sum of positive squares in 2 ways, for example, as 882624681 + 61795321 = 29709^2 + 7861^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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, 918183 + ... + 919210.

Almost surely, 2^944420002 is an apocalyptic number.

944420002 is a deficient number, since it is larger than the sum of its proper divisors (477722954).

944420002 is a wasteful number, since it uses less digits than its factorization.

944420002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1837652.

The product of its (nonzero) digits is 2304, while the sum is 25.

The square root of 944420002 is about 30731.4171817702. The cubic root of 944420002 is about 981.1190888036.

The spelling of 944420002 in words is "nine hundred forty-four million, four hundred twenty thousand, two".