2662887 has 4 divisors (see below), whose sum is σ = 3550520. Its totient is φ = 1775256.

The previous prime is 2662883. The next prime is 2662901. The reversal of 2662887 is 7882662.

2662887 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 2662887 - 2² = 2662883 is a prime.

It is a D-number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2662883) 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 in 3 ways as a sum of consecutive naturals, for example, 443812 + ... + 443817.

It is an arithmetic number, because the mean of its divisors is an integer number (887630).

2^2662887 is an apocalyptic number.

2662887 is a deficient number, since it is larger than the sum of its proper divisors (887633).

2662887 is an equidigital number, since it uses as much as digits as its factorization.

2662887 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 887632.

The product of its digits is 64512, while the sum is 39.

The square root of 2662887 is about 1631.8354696476. The cubic root of 2662887 is about 138.6067070293.

The spelling of 2662887 in words is "two million, six hundred sixty-two thousand, eight hundred eighty-seven".