2345567889 has 8 divisors (see below), whose sum is σ = 3574198720. Its totient is φ = 1340324496.

The previous prime is 2345567863. The next prime is 2345567897. The reversal of 2345567889 is 9887655432.

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

It is not a de Polignac number, because 2345567889 - 2¹⁵ = 2345535121 is a prime.

It is a Duffinian number.

It is a plaindrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (2344567889) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55846834 + ... + 55846875.

It is an arithmetic number, because the mean of its divisors is an integer number (446774840).

Almost surely, 2^2345567889 is an apocalyptic number.

It is an amenable number.

2345567889 is a deficient number, since it is larger than the sum of its proper divisors (1228630831).

2345567889 is a wasteful number, since it uses less digits than its factorization.

2345567889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111693719.

The product of its digits is 14515200, while the sum is 57.

The square root of 2345567889 is about 48431.0632652227. The cubic root of 2345567889 is about 1328.6665530044. Note that the first 3 decimals are identical.

The spelling of 2345567889 in words is "two billion, three hundred forty-five million, five hundred sixty-seven thousand, eight hundred eighty-nine".