2288291146 has 8 divisors (see below), whose sum is σ = 3455168544. Its totient is φ = 1136568300.

The previous prime is 2288291143. The next prime is 2288291147. The reversal of 2288291146 is 6411928822.

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

It is not an unprimeable number, because it can be changed into a prime (2288291141) 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, 3788260 + ... + 3788863.

It is an arithmetic number, because the mean of its divisors is an integer number (431896068).

Almost surely, 2^2288291146 is an apocalyptic number.

2288291146 is a deficient number, since it is larger than the sum of its proper divisors (1166877398).

2288291146 is a wasteful number, since it uses less digits than its factorization.

2288291146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7577276.

The product of its digits is 110592, while the sum is 43.

The square root of 2288291146 is about 47836.0862320487. The cubic root of 2288291146 is about 1317.7623448665.

The spelling of 2288291146 in words is "two billion, two hundred eighty-eight million, two hundred ninety-one thousand, one hundred forty-six".