2347887 has 16 divisors (see below), whose sum is σ = 3490560. Its totient is φ = 1395072.

The previous prime is 2347883. The next prime is 2347903. The reversal of 2347887 is 7887432.

It is not a de Polignac number, because 2347887 - 2² = 2347883 is a prime.

2347887 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2347883) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 243 + ... + 2180.

It is an arithmetic number, because the mean of its divisors is an integer number (218160).

2^2347887 is an apocalyptic number.

2347887 is a deficient number, since it is larger than the sum of its proper divisors (1142673).

2347887 is a wasteful number, since it uses less digits than its factorization.

2347887 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2462.

The product of its digits is 75264, while the sum is 39.

The square root of 2347887 is about 1532.2816320768. The cubic root of 2347887 is about 132.9104302041.

The spelling of 2347887 in words is "two million, three hundred forty-seven thousand, eight hundred eighty-seven".