620727226 has 24 divisors (see below), whose sum is σ = 1123066080. Its totient is φ = 252022536.

The previous prime is 620727209. The next prime is 620727251. The reversal of 620727226 is 622727026.

It is a junction number, because it is equal to n+sod(n) for n = 620727191 and 620727200.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 56356 + ... + 66463.

It is an arithmetic number, because the mean of its divisors is an integer number (46794420).

Almost surely, 2^620727226 is an apocalyptic number.

620727226 is a deficient number, since it is larger than the sum of its proper divisors (502338854).

620727226 is a wasteful number, since it uses less digits than its factorization.

620727226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122866 (or 122847 counting only the distinct ones).

The product of its (nonzero) digits is 28224, while the sum is 34.

The square root of 620727226 is about 24914.3979658349. The cubic root of 620727226 is about 853.0351589185.

It can be divided in two parts, 6207 and 27226, that added together give a palindrome (33433).

The spelling of 620727226 in words is "six hundred twenty million, seven hundred twenty-seven thousand, two hundred twenty-six".