620323364 has 6 divisors (see below), whose sum is σ = 1085565894. Its totient is φ = 310161680.

The previous prime is 620323351. The next prime is 620323373. The reversal of 620323364 is 463323026.

It can be written as a sum of positive squares in only one way, i.e., 495062500 + 125260864 = 22250^2 + 11192^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 77540417 + ... + 77540424.

It is an arithmetic number, because the mean of its divisors is an integer number (180927649).

Almost surely, 2^620323364 is an apocalyptic number.

It is an amenable number.

620323364 is a deficient number, since it is larger than the sum of its proper divisors (465242530).

620323364 is a wasteful number, since it uses less digits than its factorization.

620323364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155080845 (or 155080843 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 29.

The square root of 620323364 is about 24906.2916549213. The cubic root of 620323364 is about 852.8501161636.

The spelling of 620323364 in words is "six hundred twenty million, three hundred twenty-three thousand, three hundred sixty-four".