4626720605 has 12 divisors (see below), whose sum is σ = 6012000180. Its totient is φ = 3416654592.

The previous prime is 4626720599. The next prime is 4626720613. The reversal of 4626720605 is 5060276264.

It can be written as a sum of positive squares in 6 ways, for example, as 1609855129 + 3016865476 = 40123^2 + 54926^2 .

It is not a de Polignac number, because 4626720605 - 2⁴ = 4626720589 is a prime.

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 2736860 + ... + 2738549.

It is an arithmetic number, because the mean of its divisors is an integer number (501000015).

Almost surely, 2^4626720605 is an apocalyptic number.

It is an amenable number.

4626720605 is a deficient number, since it is larger than the sum of its proper divisors (1385279575).

4626720605 is a wasteful number, since it uses less digits than its factorization.

4626720605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5475440 (or 5475427 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 38.

The square root of 4626720605 is about 68020.0015069097. The cubic root of 4626720605 is about 1666.3175105702.

Adding to 4626720605 its reverse (5060276264), we get a palindrome (9686996869).

The spelling of 4626720605 in words is "four billion, six hundred twenty-six million, seven hundred twenty thousand, six hundred five".