4044314021 has 4 divisors (see below), whose sum is σ = 4411978944. Its totient is φ = 3676649100.

The previous prime is 4044314017. The next prime is 4044314039. The reversal of 4044314021 is 1204134404.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4044314021 - 2² = 4044314017 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4044314041) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 183832445 + ... + 183832466.

It is an arithmetic number, because the mean of its divisors is an integer number (1102994736).

Almost surely, 2^4044314021 is an apocalyptic number.

It is an amenable number.

4044314021 is a deficient number, since it is larger than the sum of its proper divisors (367664923).

4044314021 is a wasteful number, since it uses less digits than its factorization.

4044314021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 367664922.

The product of its (nonzero) digits is 1536, while the sum is 23.

The square root of 4044314021 is about 63594.9213459691. The cubic root of 4044314021 is about 1593.2415470849.

Adding to 4044314021 its reverse (1204134404), we get a palindrome (5248448425).

The spelling of 4044314021 in words is "four billion, forty-four million, three hundred fourteen thousand, twenty-one".