4020313244 has 72 divisors (see below), whose sum is σ = 7658262528. Its totient is φ = 1844552160.

The previous prime is 4020313243. The next prime is 4020313259. The reversal of 4020313244 is 4423130204.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4020313243) 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 23 ways as a sum of consecutive naturals, for example, 10954349 + ... + 10954715.

Almost surely, 2^4020313244 is an apocalyptic number.

It is an amenable number.

4020313244 is a deficient number, since it is larger than the sum of its proper divisors (3637949284).

4020313244 is a wasteful number, since it uses less digits than its factorization.

4020313244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 615 (or 590 counting only the distinct ones).

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

The square root of 4020313244 is about 63405.9401318205. The cubic root of 4020313244 is about 1590.0836215135.

Adding to 4020313244 its reverse (4423130204), we get a palindrome (8443443448).

The spelling of 4020313244 in words is "four billion, twenty million, three hundred thirteen thousand, two hundred forty-four".