620313112 has 8 divisors (see below), whose sum is σ = 1163087100. Its totient is φ = 310156552.

The previous prime is 620313107. The next prime is 620313137. The reversal of 620313112 is 211313026.

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 620313112.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38769562 + ... + 38769577.

Almost surely, 2^620313112 is an apocalyptic number.

It is an amenable number.

620313112 is a deficient number, since it is larger than the sum of its proper divisors (542773988).

620313112 is a wasteful number, since it uses less digits than its factorization.

620313112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77539145 (or 77539141 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 19.

The square root of 620313112 is about 24906.0858426209. The cubic root of 620313112 is about 852.8454178250.

Adding to 620313112 its reverse (211313026), we get a palindrome (831626138).

The spelling of 620313112 in words is "six hundred twenty million, three hundred thirteen thousand, one hundred twelve".