944986642 has 8 divisors (see below), whose sum is σ = 1420516656. Its totient is φ = 471481092.

The previous prime is 944986621. The next prime is 944986649. The reversal of 944986642 is 246689449.

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

It is a self number, because there is not a number n which added to its sum of digits gives 944986642.

It is not an unprimeable number, because it can be changed into a prime (944986649) by changing a digit.

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, 504948 + ... + 506815.

It is an arithmetic number, because the mean of its divisors is an integer number (177564582).

Almost surely, 2^944986642 is an apocalyptic number.

944986642 is a deficient number, since it is larger than the sum of its proper divisors (475530014).

944986642 is a wasteful number, since it uses less digits than its factorization.

944986642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1012232.

The product of its digits is 2985984, while the sum is 52.

The square root of 944986642 is about 30740.6350292248. The cubic root of 944986642 is about 981.3152692354.

The spelling of 944986642 in words is "nine hundred forty-four million, nine hundred eighty-six thousand, six hundred forty-two".