2816372 has 24 divisors (see below), whose sum is σ = 5441352. Its totient is φ = 1267200.

The previous prime is 2816353. The next prime is 2816377. The reversal of 2816372 is 2736182.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 80656 + 2735716 = 284^2 + 1654^2 .

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2816377) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1472 + ... + 2792.

It is an arithmetic number, because the mean of its divisors is an integer number (226723).

2^2816372 is an apocalyptic number.

It is an amenable number.

2816372 is a deficient number, since it is larger than the sum of its proper divisors (2624980).

2816372 is a wasteful number, since it uses less digits than its factorization.

2816372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1379 (or 1377 counting only the distinct ones).

The product of its digits is 4032, while the sum is 29.

The square root of 2816372 is about 1678.2049934379. The cubic root of 2816372 is about 141.2201513664.

The spelling of 2816372 in words is "two million, eight hundred sixteen thousand, three hundred seventy-two".