2512816 has 10 divisors (see below), whose sum is σ = 4868612. Its totient is φ = 1256400.

The previous prime is 2512813. The next prime is 2512831. The reversal of 2512816 is 6182152.

2512816 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (2512813) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 78510 + ... + 78541.

2^2512816 is an apocalyptic number.

It is an amenable number.

2512816 is a deficient number, since it is larger than the sum of its proper divisors (2355796).

2512816 is a wasteful number, since it uses less digits than its factorization.

2512816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157059 (or 157053 counting only the distinct ones).

The product of its digits is 960, while the sum is 25.

The square root of 2512816 is about 1585.1864243678. The cubic root of 2512816 is about 135.9524054911.

Adding to 2512816 its reverse (6182152), we get a palindrome (8694968).

It can be divided in two parts, 25 and 12816, that multiplied together give a triangular number (320400 = T₈₀₀).

The spelling of 2512816 in words is "two million, five hundred twelve thousand, eight hundred sixteen".