4026626420 has 12 divisors (see below), whose sum is σ = 8455915524. Its totient is φ = 1610650560.

The previous prime is 4026626407. The next prime is 4026626431. The reversal of 4026626420 is 246266204.

It can be written as a sum of positive squares in 2 ways, for example, as 3207636496 + 818989924 = 56636^2 + 28618^2 .

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 100665641 + ... + 100665680.

It is an arithmetic number, because the mean of its divisors is an integer number (704659627).

Almost surely, 2^4026626420 is an apocalyptic number.

It is an amenable number.

4026626420 is an abundant number, since it is smaller than the sum of its proper divisors (4429289104).

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

4026626420 is a wasteful number, since it uses less digits than its factorization.

4026626420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 201331330 (or 201331328 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 32.

The square root of 4026626420 is about 63455.7043929070. The cubic root of 4026626420 is about 1590.9154992959.

The spelling of 4026626420 in words is "four billion, twenty-six million, six hundred twenty-six thousand, four hundred twenty".