4442020313 has 4 divisors (see below), whose sum is σ = 4443464208. Its totient is φ = 4440576420.

The previous prime is 4442020307. The next prime is 4442020327. The reversal of 4442020313 is 3130202444.

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 4442020313 - 2¹⁸ = 4441758169 is a prime.

It is a super-2 number, since 2×4442020313² = 39463088922209235938, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4442020213) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 717323 + ... + 723488.

It is an arithmetic number, because the mean of its divisors is an integer number (1110866052).

Almost surely, 2^4442020313 is an apocalyptic number.

It is an amenable number.

4442020313 is a deficient number, since it is larger than the sum of its proper divisors (1443895).

4442020313 is a wasteful number, since it uses less digits than its factorization.

4442020313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1443894.

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 4442020313 is about 66648.4832010452. The cubic root of 4442020313 is about 1643.8424074118.

Adding to 4442020313 its reverse (3130202444), we get a palindrome (7572222757).

The spelling of 4442020313 in words is "four billion, four hundred forty-two million, twenty thousand, three hundred thirteen".