2812651 has 2 divisors, whose sum is σ = 2812652. Its totient is φ = 2812650.

The previous prime is 2812643. The next prime is 2812679. The reversal of 2812651 is 1562182.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2812651 - 2³ = 2812643 is a prime.

It is a super-2 number, since 2×2812651² = 15822011295602, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2812631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1406325 + 1406326.

It is an arithmetic number, because the mean of its divisors is an integer number (1406326).

2^2812651 is an apocalyptic number.

2812651 is a deficient number, since it is larger than the sum of its proper divisors (1).

2812651 is an equidigital number, since it uses as much as digits as its factorization.

2812651 is an evil number, because the sum of its binary digits is even.

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

The square root of 2812651 is about 1677.0960020225. The cubic root of 2812651 is about 141.1579304459.

The spelling of 2812651 in words is "two million, eight hundred twelve thousand, six hundred fifty-one".