4042620626 has 16 divisors (see below), whose sum is σ = 6616768608. Its totient is φ = 1837118400.

The previous prime is 4042620613. The next prime is 4042620641. The reversal of 4042620626 is 6260262404.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 4042620592 and 4042620601.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 84401 + ... + 123323.

It is an arithmetic number, because the mean of its divisors is an integer number (413548038).

Almost surely, 2^4042620626 is an apocalyptic number.

4042620626 is a deficient number, since it is larger than the sum of its proper divisors (2574147982).

4042620626 is a wasteful number, since it uses less digits than its factorization.

4042620626 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43657.

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

The square root of 4042620626 is about 63581.6060350790. The cubic root of 4042620626 is about 1593.0191472826.

The spelling of 4042620626 in words is "four billion, forty-two million, six hundred twenty thousand, six hundred twenty-six".