2287705394 has 16 divisors (see below), whose sum is σ = 3699084480. Its totient is φ = 1054846800.

The previous prime is 2287705379. The next prime is 2287705403. The reversal of 2287705394 is 4935077822.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14534 + ... + 69185.

It is an arithmetic number, because the mean of its divisors is an integer number (231192780).

Almost surely, 2^2287705394 is an apocalyptic number.

2287705394 is a deficient number, since it is larger than the sum of its proper divisors (1411379086).

2287705394 is a wasteful number, since it uses less digits than its factorization.

2287705394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84785.

The product of its (nonzero) digits is 846720, while the sum is 47.

The square root of 2287705394 is about 47829.9633493483. The cubic root of 2287705394 is about 1317.6498959180.

The spelling of 2287705394 in words is "two billion, two hundred eighty-seven million, seven hundred five thousand, three hundred ninety-four".