2806372 has 6 divisors (see below), whose sum is σ = 4911158. Its totient is φ = 1403184.

The previous prime is 2806369. The next prime is 2806373. The reversal of 2806372 is 2736082.

It can be written as a sum of positive squares in only one way, i.e., 2802276 + 4096 = 1674^2 + 64^2 .

It is a d-powerful number, because it can be written as 2 + 8⁷ + 0 + 6⁵ + 3¹¹ + 7 + 2¹⁹ .

It is a self number, because there is not a number n which added to its sum of digits gives 2806372.

It is not an unprimeable number, because it can be changed into a prime (2806373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 350793 + ... + 350800.

2^2806372 is an apocalyptic number.

It is an amenable number.

2806372 is a deficient number, since it is larger than the sum of its proper divisors (2104786).

2806372 is a wasteful number, since it uses less digits than its factorization.

2806372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 701597 (or 701595 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 2806372 is about 1675.2229702341. Note that the first 3 decimals coincide. The cubic root of 2806372 is about 141.0528112284.

The spelling of 2806372 in words is "two million, eight hundred six thousand, three hundred seventy-two".