2792887 has 4 divisors (see below), whose sum is σ = 2828320. Its totient is φ = 2757456.

The previous prime is 2792863. The next prime is 2792891. The reversal of 2792887 is 7882972.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2792887 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2792827) 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, 17598 + ... + 17755.

It is an arithmetic number, because the mean of its divisors is an integer number (707080).

2^2792887 is an apocalyptic number.

2792887 is a deficient number, since it is larger than the sum of its proper divisors (35433).

2792887 is an equidigital number, since it uses as much as digits as its factorization.

2792887 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35432.

The product of its digits is 112896, while the sum is 43.

The square root of 2792887 is about 1671.1932862479. The cubic root of 2792887 is about 140.8265223959.

The spelling of 2792887 in words is "two million, seven hundred ninety-two thousand, eight hundred eighty-seven".