1602820812 has 48 divisors (see below), whose sum is σ = 3770726400. Its totient is φ = 529890240.

The previous prime is 1602820799. The next prime is 1602820823. The reversal of 1602820812 is 2180282061.

1602820812 is digitally balanced in base 4, 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 1602820812.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 959514 + ... + 961182.

It is an arithmetic number, because the mean of its divisors is an integer number (78556800).

Almost surely, 2^1602820812 is an apocalyptic number.

1602820812 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1602820812 is an abundant number, since it is smaller than the sum of its proper divisors (2167905588).

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

1602820812 is a wasteful number, since it uses less digits than its factorization.

1602820812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2286 (or 2284 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 30.

The square root of 1602820812 is about 40035.2446227071. The cubic root of 1602820812 is about 1170.2940337776.

The spelling of 1602820812 in words is "one billion, six hundred two million, eight hundred twenty thousand, eight hundred twelve".