620628592 has 20 divisors (see below), whose sum is σ = 1203304680. Its totient is φ = 310098368.

The previous prime is 620628583. The next prime is 620628629. The reversal of 620628592 is 295826026.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11634 + ... + 37102.

It is an arithmetic number, because the mean of its divisors is an integer number (60165234).

Almost surely, 2^620628592 is an apocalyptic number.

It is an amenable number.

620628592 is a deficient number, since it is larger than the sum of its proper divisors (582676088).

620628592 is a wasteful number, since it uses less digits than its factorization.

620628592 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27000 (or 26994 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 40.

The square root of 620628592 is about 24912.4184293697. The cubic root of 620628592 is about 852.9899738929.

The spelling of 620628592 in words is "six hundred twenty million, six hundred twenty-eight thousand, five hundred ninety-two".