4020323626 has 16 divisors (see below), whose sum is σ = 6640198560. Its totient is φ = 1810340080.

The previous prime is 4020323623. The next prime is 4020323633. The reversal of 4020323626 is 6263230204.

4020323626 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 4020323594 and 4020323603.

It is not an unprimeable number, because it can be changed into a prime (4020323623) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 851581 + ... + 856288.

It is an arithmetic number, because the mean of its divisors is an integer number (415012410).

Almost surely, 2^4020323626 is an apocalyptic number.

4020323626 is a deficient number, since it is larger than the sum of its proper divisors (2619874934).

4020323626 is a wasteful number, since it uses less digits than its factorization.

4020323626 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1707989.

The product of its (nonzero) digits is 10368, while the sum is 28.

The square root of 4020323626 is about 63406.0220010686. The cubic root of 4020323626 is about 1590.0849902488.

The spelling of 4020323626 in words is "four billion, twenty million, three hundred twenty-three thousand, six hundred twenty-six".