620446602 has 16 divisors (see below), whose sum is σ = 1243725120. Its totient is φ = 206343552.

The previous prime is 620446549. The next prime is 620446657. The reversal of 620446602 is 206644026.

620446602 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 620446602.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 115143 + ... + 120410.

It is an arithmetic number, because the mean of its divisors is an integer number (77732820).

Almost surely, 2^620446602 is an apocalyptic number.

620446602 is an abundant number, since it is smaller than the sum of its proper divisors (623278518).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

620446602 is a wasteful number, since it uses less digits than its factorization.

620446602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 235997.

The product of its (nonzero) digits is 13824, while the sum is 30.

The square root of 620446602 is about 24908.7655655594. The cubic root of 620446602 is about 852.9065902486.

The spelling of 620446602 in words is "six hundred twenty million, four hundred forty-six thousand, six hundred two".