620550368 has 12 divisors (see below), whose sum is σ = 1221708600. Its totient is φ = 310275168.

The previous prime is 620550361. The next prime is 620550389. The reversal of 620550368 is 863055026.

620550368 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (620550361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9696068 + ... + 9696131.

It is an arithmetic number, because the mean of its divisors is an integer number (101809050).

Almost surely, 2^620550368 is an apocalyptic number.

It is an amenable number.

620550368 is a deficient number, since it is larger than the sum of its proper divisors (601158232).

620550368 is a wasteful number, since it uses less digits than its factorization.

620550368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19392209 (or 19392201 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 35.

The square root of 620550368 is about 24910.8483998438. The cubic root of 620550368 is about 852.9541354478.

The spelling of 620550368 in words is "six hundred twenty million, five hundred fifty thousand, three hundred sixty-eight".