2887906 has 8 divisors (see below), whose sum is σ = 4950720. Its totient is φ = 1237668.

The previous prime is 2887883. The next prime is 2887921. The reversal of 2887906 is 6097882.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 103126 + ... + 103153.

It is an arithmetic number, because the mean of its divisors is an integer number (618840).

2^2887906 is an apocalyptic number.

2887906 is a deficient number, since it is larger than the sum of its proper divisors (2062814).

2887906 is a wasteful number, since it uses less digits than its factorization.

2887906 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 206288.

The product of its (nonzero) digits is 48384, while the sum is 40.

The square root of 2887906 is about 1699.3840060445. The cubic root of 2887906 is about 142.4058021139.

The spelling of 2887906 in words is "two million, eight hundred eighty-seven thousand, nine hundred six".