4026631420 has 24 divisors (see below), whose sum is σ = 9663915744. Its totient is φ = 1380559296.

The previous prime is 4026631403. The next prime is 4026631421. The reversal of 4026631420 is 241366204.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4026631421) 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 7 ways as a sum of consecutive naturals, for example, 14380687 + ... + 14380966.

It is an arithmetic number, because the mean of its divisors is an integer number (402663156).

Almost surely, 2^4026631420 is an apocalyptic number.

It is an amenable number.

4026631420 is an abundant number, since it is smaller than the sum of its proper divisors (5637284324).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4026631420 is a wasteful number, since it uses less digits than its factorization.

4026631420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28761669 (or 28761667 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 28.

The square root of 4026631420 is about 63455.7437904560. The cubic root of 4026631420 is about 1590.9161577937.

Adding to 4026631420 its reverse (241366204), we get a palindrome (4267997624).

The spelling of 4026631420 in words is "four billion, twenty-six million, six hundred thirty-one thousand, four hundred twenty".