1012816 has 20 divisors (see below), whose sum is σ = 2242912. Its totient is φ = 434016.

The previous prime is 1012811. The next prime is 1012829. The reversal of 1012816 is 6182101.

1012816 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 1012793 and 1012802.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1012811) 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, 4410 + ... + 4633.

2^1012816 is an apocalyptic number.

1012816 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1012816 is an abundant number, since it is smaller than the sum of its proper divisors (1230096).

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

1012816 is an equidigital number, since it uses as much as digits as its factorization.

1012816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9058 (or 9052 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 19.

The square root of 1012816 is about 1006.3875992877. The cubic root of 1012816 is about 100.4253878856.

Adding to 1012816 its reverse (6182101), we get a palindrome (7194917).

The spelling of 1012816 in words is "one million, twelve thousand, eight hundred sixteen".