620236601 has 16 divisors (see below), whose sum is σ = 658532160. Its totient is φ = 583154880.

The previous prime is 620236583. The next prime is 620236609. The reversal of 620236601 is 106632026.

620236601 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-620236601 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (620236609) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 611771 + ... + 612783.

It is an arithmetic number, because the mean of its divisors is an integer number (41158260).

Almost surely, 2^620236601 is an apocalyptic number.

It is an amenable number.

620236601 is a deficient number, since it is larger than the sum of its proper divisors (38295559).

620236601 is a wasteful number, since it uses less digits than its factorization.

620236601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1576.

The product of its (nonzero) digits is 2592, while the sum is 26.

The square root of 620236601 is about 24904.5498052063. The cubic root of 620236601 is about 852.8103523409.

Adding to 620236601 its reverse (106632026), we get a palindrome (726868627).

The spelling of 620236601 in words is "six hundred twenty million, two hundred thirty-six thousand, six hundred one".