4020306044 has 6 divisors (see below), whose sum is σ = 7035535584. Its totient is φ = 2010153020.

The previous prime is 4020306041. The next prime is 4020306071. The reversal of 4020306044 is 4406030204.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4020306041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 502538252 + ... + 502538259.

It is an arithmetic number, because the mean of its divisors is an integer number (1172589264).

Almost surely, 2^4020306044 is an apocalyptic number.

It is an amenable number.

4020306044 is a deficient number, since it is larger than the sum of its proper divisors (3015229540).

4020306044 is a wasteful number, since it uses less digits than its factorization.

4020306044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1005076515 (or 1005076513 counting only the distinct ones).

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

The square root of 4020306044 is about 63405.8833547803. The cubic root of 4020306044 is about 1590.0826722833.

Adding to 4020306044 its reverse (4406030204), we get a palindrome (8426336248).

The spelling of 4020306044 in words is "four billion, twenty million, three hundred six thousand, forty-four".