1020616 has 16 divisors (see below), whose sum is σ = 1932300. Its totient is φ = 505344.

The previous prime is 1020599. The next prime is 1020619. The reversal of 1020616 is 6160201.

1020616 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 722500 + 298116 = 850^2 + 546^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1020616.

It is not an unprimeable number, because it can be changed into a prime (1020619) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 340 + ... + 1468.

2^1020616 is an apocalyptic number.

It is an amenable number.

1020616 is a deficient number, since it is larger than the sum of its proper divisors (911684).

1020616 is a wasteful number, since it uses less digits than its factorization.

1020616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1248 (or 1244 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 1020616 is about 1010.2554132495. The cubic root of 1020616 is about 100.6825309169.

Adding to 1020616 its reverse (6160201), we get a palindrome (7180817).

The spelling of 1020616 in words is "one million, twenty thousand, six hundred sixteen".